55800000632 has 32 divisors (see below), whose sum is σ = 111496780800. Its totient is φ = 26119145184.

The previous prime is 55800000617. The next prime is 55800000647. The reversal of 55800000632 is 23600000855.

It is an interprime number because it is at equal distance from previous prime (55800000617) and next prime (55800000647).

It is a super-2 number, since 2×55800000632² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55800000595 and 55800000604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3217532 + ... + 3234827.

It is an arithmetic number, because the mean of its divisors is an integer number (3484274400).

Almost surely, 2^55800000632 is an apocalyptic number.

It is an amenable number.

55800000632 is a deficient number, since it is larger than the sum of its proper divisors (55696780168).

55800000632 is a wasteful number, since it uses less digits than its factorization.

55800000632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6452435 (or 6452431 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 55800000632 in words is "fifty-five billion, eight hundred million, six hundred thirty-two", and thus it is an aban number.