61251628065116 has 24 divisors (see below), whose sum is σ = 112932420276480. Its totient is φ = 28988092953072.

The previous prime is 61251628065101. The next prime is 61251628065149. The reversal of 61251628065116 is 61156082615216.

It is a congruent number.

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, 358749236 + ... + 358919931.

It is an arithmetic number, because the mean of its divisors is an integer number (4705517511520).

Almost surely, 2^{61251628065116} is an apocalyptic number.

It is an amenable number.

61251628065116 is a deficient number, since it is larger than the sum of its proper divisors (51680792211364).

61251628065116 is a wasteful number, since it uses less digits than its factorization.

61251628065116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717670313 (or 717670311 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 50.

The spelling of 61251628065116 in words is "sixty-one trillion, two hundred fifty-one billion, six hundred twenty-eight million, sixty-five thousand, one hundred sixteen".