52954501756440 has 128 divisors (see below), whose sum is σ = 160506206320320. Its totient is φ = 13975191552000.

The previous prime is 52954501756439. The next prime is 52954501756483. The reversal of 52954501756440 is 4465710545925.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 599660290 + ... + 599748590.

Almost surely, 2^{52954501756440} is an apocalyptic number.

It is an amenable number.

52954501756440 is an abundant number, since it is smaller than the sum of its proper divisors (107551704563880).

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

52954501756440 is a wasteful number, since it uses less digits than its factorization.

52954501756440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139933 (or 139929 counting only the distinct ones).

The product of its (nonzero) digits is 30240000, while the sum is 57.

It can be divided in two parts, 5295450 and 1756440, that added together give a triangular number (7051890 = T₃₇₅₅).

The spelling of 52954501756440 in words is "fifty-two trillion, nine hundred fifty-four billion, five hundred one million, seven hundred fifty-six thousand, four hundred forty".