52621625737540 has 48 divisors (see below), whose sum is σ = 110641155633792. Its totient is φ = 21022799556096.

The previous prime is 52621625737519. The next prime is 52621625737543. The reversal of 52621625737540 is 4573752612625.

52621625737540 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (52621625737543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181992124 + ... + 182281036.

It is an arithmetic number, because the mean of its divisors is an integer number (2305024075704).

Almost surely, 2^{52621625737540} is an apocalyptic number.

It is an amenable number.

52621625737540 is an abundant number, since it is smaller than the sum of its proper divisors (58019529896252).

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

52621625737540 is a wasteful number, since it uses less digits than its factorization.

52621625737540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300076 (or 300074 counting only the distinct ones).

The product of its (nonzero) digits is 21168000, while the sum is 55.

The spelling of 52621625737540 in words is "fifty-two trillion, six hundred twenty-one billion, six hundred twenty-five million, seven hundred thirty-seven thousand, five hundred forty".