61253570112 has 56 divisors (see below), whose sum is σ = 185219132736. Its totient is φ = 17501019648.

The previous prime is 61253570101. The next prime is 61253570149. The reversal of 61253570112 is 21107535216.

61253570112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (56).

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, 22786443 + ... + 22789130.

Almost surely, 2^61253570112 is an apocalyptic number.

It is an amenable number.

61253570112 is an abundant number, since it is smaller than the sum of its proper divisors (123965562624).

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

61253570112 is a wasteful number, since it uses less digits than its factorization.

61253570112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45575595 (or 45575585 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The spelling of 61253570112 in words is "sixty-one billion, two hundred fifty-three million, five hundred seventy thousand, one hundred twelve".