61652625616 has 20 divisors (see below), whose sum is σ = 122365425924. Its totient is φ = 30074451200.

The previous prime is 61652625553. The next prime is 61652625733.

61652625616 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 37002369600 + 24650256016 = 192360^2 + 157004^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46990675 + ... + 46991986.

Almost surely, 2^61652625616 is an apocalyptic number.

It is an amenable number.

61652625616 is a deficient number, since it is larger than the sum of its proper divisors (60712800308).

61652625616 is a wasteful number, since it uses less digits than its factorization.

61652625616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93982710 (or 93982704 counting only the distinct ones).

The product of its digits is 777600, while the sum is 46.

The spelling of 61652625616 in words is "sixty-one billion, six hundred fifty-two million, six hundred twenty-five thousand, six hundred sixteen".