55251345232 has 10 divisors (see below), whose sum is σ = 107049481418. Its totient is φ = 27625672608.

The previous prime is 55251345211. The next prime is 55251345283. The reversal of 55251345232 is 23254315255.

It can be written as a sum of positive squares in only one way, i.e., 54945235216 + 306110016 = 234404^2 + 17496^2 .

It is a super-2 number, since 2×55251345232² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55251345191 and 55251345200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1726604523 + ... + 1726604554.

Almost surely, 2^55251345232 is an apocalyptic number.

It is an amenable number.

55251345232 is a deficient number, since it is larger than the sum of its proper divisors (51798136186).

55251345232 is a wasteful number, since it uses less digits than its factorization.

55251345232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3453209085 (or 3453209079 counting only the distinct ones).

The product of its digits is 180000, while the sum is 37.

The spelling of 55251345232 in words is "fifty-five billion, two hundred fifty-one million, three hundred forty-five thousand, two hundred thirty-two".