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545413234040 = 23513635330851
BaseRepresentation
bin1111110111111010010…
…10010111110101111000
31221010210210020000211122
413323331022113311320
532414001241442130
61054320454244412
754255563665523
oct7737512276570
91833723200748
10545413234040
111a0343608384
1289855956708
133c5808550ac
141c5806ddbba
15e2c299b2e5
hex7efd297d78

545413234040 has 16 divisors (see below), whose sum is σ = 1227179776680. Its totient is φ = 218165293600.

The previous prime is 545413234039. The next prime is 545413234111. The reversal of 545413234040 is 40432314545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6817665386 + ... + 6817665465.

Almost surely, 2545413234040 is an apocalyptic number.

It is an amenable number.

545413234040 is an abundant number, since it is smaller than the sum of its proper divisors (681766542640).

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

545413234040 is a wasteful number, since it uses less digits than its factorization.

545413234040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13635330862 (or 13635330858 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 545413234040 its reverse (40432314545), we get a palindrome (585845548585).

The spelling of 545413234040 in words is "five hundred forty-five billion, four hundred thirteen million, two hundred thirty-four thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 13635330851 27270661702 54541323404 68176654255 109082646808 136353308510 272706617020 545413234040