94731078772251 has 6 divisors (see below), whose sum is σ = 136833780448820. Its totient is φ = 63154052514828.

The previous prime is 94731078772241. The next prime is 94731078772271. The reversal of 94731078772251 is 15227787013749.

94731078772251 is a `hidden beast` number, since 9 + 473 + 1 + 0 + 78 + 7 + 72 + 25 + 1 = 666.

It is not a de Polignac number, because 94731078772251 - 2²¹ = 94731076675099 is a prime.

It is a super-3 number, since 3×94731078772251³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94731078772241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5262837709561 + ... + 5262837709578.

Almost surely, 2^{94731078772251} is an apocalyptic number.

94731078772251 is a deficient number, since it is larger than the sum of its proper divisors (42102701676569).

94731078772251 is a wasteful number, since it uses less digits than its factorization.

94731078772251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10525675419145 (or 10525675419142 counting only the distinct ones).

The product of its (nonzero) digits is 41489280, while the sum is 63.

The spelling of 94731078772251 in words is "ninety-four trillion, seven hundred thirty-one billion, seventy-eight million, seven hundred seventy-two thousand, two hundred fifty-one".