55200674634 has 16 divisors (see below), whose sum is σ = 126172970688. Its totient is φ = 15771621312.

The previous prime is 55200674609. The next prime is 55200674657. The reversal of 55200674634 is 43647600255.

It is a super-2 number, since 2×55200674634² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 1314301777 = 55200674634 / (5 + 5 + 2 + 0 + 0 + 6 + 7 + 4 + 6 + 3 + 4).

It is a Curzon 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, 657150847 + ... + 657150930.

It is an arithmetic number, because the mean of its divisors is an integer number (7885810668).

Almost surely, 2^55200674634 is an apocalyptic number.

55200674634 is an abundant number, since it is smaller than the sum of its proper divisors (70972296054).

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

55200674634 is a wasteful number, since it uses less digits than its factorization.

55200674634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314301789.

The product of its (nonzero) digits is 604800, while the sum is 42.

It can be divided in two parts, 552006 and 74634, that added together give a triangular number (626640 = T₁₁₁₉).

The spelling of 55200674634 in words is "fifty-five billion, two hundred million, six hundred seventy-four thousand, six hundred thirty-four".