545349572352 has 216 divisors, whose sum is σ = 1718609254544. Its totient is φ = 165294784512.

The previous prime is 545349572323. The next prime is 545349572357. The reversal of 545349572352 is 253275943545.

545349572352 is a `hidden beast` number, since 5 + 4 + 5 + 34 + 9 + 572 + 35 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545349572357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1870908 + ... + 2142660.

Almost surely, 2^545349572352 is an apocalyptic number.

545349572352 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545349572352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (859304627272).

545349572352 is an abundant number, since it is smaller than the sum of its proper divisors (1173259682192).

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

545349572352 is a wasteful number, since it uses less digits than its factorization.

545349572352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271855 (or 271838 counting only the distinct ones).

The product of its digits is 22680000, while the sum is 54.

The spelling of 545349572352 in words is "five hundred forty-five billion, three hundred forty-nine million, five hundred seventy-two thousand, three hundred fifty-two".