251052083073 has 20 divisors (see below), whose sum is σ = 409121914608. Its totient is φ = 152152777080.

The previous prime is 251052083053. The next prime is 251052083111. The reversal of 251052083073 is 370380250152.

It is a happy number.

251052083073 is a `hidden beast` number, since 2 + 51 + 0 + 520 + 83 + 0 + 7 + 3 = 666.

It is not a de Polignac number, because 251052083073 - 2¹⁰ = 251052082049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (251052083053) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 140881311 + ... + 140883092.

Almost surely, 2^251052083073 is an apocalyptic number.

It is an amenable number.

251052083073 is a deficient number, since it is larger than the sum of its proper divisors (158069831535).

251052083073 is a wasteful number, since it uses less digits than its factorization.

251052083073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281764426 (or 281764417 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The spelling of 251052083073 in words is "two hundred fifty-one billion, fifty-two million, eighty-three thousand, seventy-three".