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545403045352 = 231110161363979
BaseRepresentation
bin1111110111111001000…
…11100000010111101000
31221010210002001101120211
413323330203200113220
532413441134422402
61054315452030504
754255411252064
oct7737443402750
91833702041524
10545403045352
111a0338889480
1289852462434
133c57b6c8699
141c57d20aaa4
15e2c1b374d7
hex7efc8e05e8

545403045352 has 32 divisors (see below), whose sum is σ = 1126642672800. Its totient is φ = 245455912000.

The previous prime is 545403045347. The next prime is 545403045359. The reversal of 545403045352 is 253540304545.

It is not an unprimeable number, because it can be changed into a prime (545403045359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30673102 + ... + 30690877.

It is an arithmetic number, because the mean of its divisors is an integer number (35207583525).

Almost surely, 2545403045352 is an apocalyptic number.

It is an amenable number.

545403045352 is an abundant number, since it is smaller than the sum of its proper divisors (581239627448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545403045352 is a wasteful number, since it uses less digits than its factorization.

545403045352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61364097 (or 61364093 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 40.

Adding to 545403045352 its reverse (253540304545), we get a palindrome (798943349897).

The spelling of 545403045352 in words is "five hundred forty-five billion, four hundred three million, forty-five thousand, three hundred fifty-two".

Divisors: 1 2 4 8 11 22 44 88 101 202 404 808 1111 2222 4444 8888 61363979 122727958 245455916 490911832 675003769 1350007538 2700015076 5400030152 6197761879 12395523758 24791047516 49582095032 68175380669 136350761338 272701522676 545403045352