61192259112 has 64 divisors (see below), whose sum is σ = 153646272000. Its totient is φ = 20308791744.

The previous prime is 61192259087. The next prime is 61192259159. The reversal of 61192259112 is 21195229116.

It is a happy 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, 10585839 + ... + 10591617.

It is an arithmetic number, because the mean of its divisors is an integer number (2400723000).

Almost surely, 2^61192259112 is an apocalyptic number.

It is an amenable number.

61192259112 is an abundant number, since it is smaller than the sum of its proper divisors (92454012888).

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

61192259112 is a wasteful number, since it uses less digits than its factorization.

61192259112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7630 (or 7626 counting only the distinct ones).

The product of its digits is 19440, while the sum is 39.

The spelling of 61192259112 in words is "sixty-one billion, one hundred ninety-two million, two hundred fifty-nine thousand, one hundred twelve".