52644621404040 has 64 divisors (see below), whose sum is σ = 158063001091200. Its totient is φ = 14027086874112.

The previous prime is 52644621404033. The next prime is 52644621404093. The reversal of 52644621404040 is 4040412644625.

It is a junction number, because it is equal to n+sod(n) for n = 52644621403983 and 52644621404001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179209405 + ... + 179502924.

It is an arithmetic number, because the mean of its divisors is an integer number (2469734392050).

Almost surely, 2^{52644621404040} is an apocalyptic number.

It is an amenable number.

52644621404040 is an abundant number, since it is smaller than the sum of its proper divisors (105418379687160).

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

52644621404040 is a wasteful number, since it uses less digits than its factorization.

52644621404040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358713566 (or 358713562 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 42.

The spelling of 52644621404040 in words is "fifty-two trillion, six hundred forty-four billion, six hundred twenty-one million, four hundred four thousand, forty".