125564433354 has 12 divisors (see below), whose sum is σ = 272056272306. Its totient is φ = 41854811112.

The previous prime is 125564433349. The next prime is 125564433413. The reversal of 125564433354 is 453334465521.

125564433354 is a `hidden beast` number, since 1 + 2 + 5 + 564 + 4 + 3 + 33 + 54 = 666.

It can be written as a sum of positive squares in only one way, i.e., 92703807729 + 32860625625 = 304473^2 + 181275^2 .

It is a super-2 number, since 2×125564433354² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3487900909 + ... + 3487900944.

Almost surely, 2^125564433354 is an apocalyptic number.

125564433354 is an abundant number, since it is smaller than the sum of its proper divisors (146491838952).

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

125564433354 is a wasteful number, since it uses less digits than its factorization.

125564433354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6975801861 (or 6975801858 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 45.

Adding to 125564433354 its reverse (453334465521), we get a palindrome (578898898875).

The spelling of 125564433354 in words is "one hundred twenty-five billion, five hundred sixty-four million, four hundred thirty-three thousand, three hundred fifty-four".