53233557325040 has 80 divisors (see below), whose sum is σ = 128053243353600. Its totient is φ = 20556379447296.

The previous prime is 53233557325037. The next prime is 53233557325061. The reversal of 53233557325040 is 4052375533235.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×53233557325040² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 15599921 + ... + 18703599.

It is an arithmetic number, because the mean of its divisors is an integer number (1600665541920).

Almost surely, 2^{53233557325040} is an apocalyptic number.

It is an amenable number.

53233557325040 is an abundant number, since it is smaller than the sum of its proper divisors (74819686028560).

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

53233557325040 is a wasteful number, since it uses less digits than its factorization.

53233557325040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111114 (or 3111108 counting only the distinct ones).

The product of its (nonzero) digits is 5670000, while the sum is 47.

The spelling of 53233557325040 in words is "fifty-three trillion, two hundred thirty-three billion, five hundred fifty-seven million, three hundred twenty-five thousand, forty".