61607446874 has 32 divisors (see below), whose sum is σ = 96893127936. Its totient is φ = 29353380160.

The previous prime is 61607446853. The next prime is 61607446891. The reversal of 61607446874 is 47864470616.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (53).

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, 605444 + ... + 699840.

It is an arithmetic number, because the mean of its divisors is an integer number (3027910248).

Almost surely, 2^61607446874 is an apocalyptic number.

61607446874 is a deficient number, since it is larger than the sum of its proper divisors (35285681062).

61607446874 is a wasteful number, since it uses less digits than its factorization.

61607446874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94630.

The product of its (nonzero) digits is 5419008, while the sum is 53.

The spelling of 61607446874 in words is "sixty-one billion, six hundred seven million, four hundred forty-six thousand, eight hundred seventy-four".