791566053 has 16 divisors (see below), whose sum is σ = 1120527936. Its totient is φ = 495325440.

The previous prime is 791566051. The next prime is 791566063. The reversal of 791566053 is 350665197.

It is a happy number.

It is not a de Polignac number, because 791566053 - 2¹ = 791566051 is a prime.

It is a super-3 number, since 3×791566053³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 791565996 and 791566014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791566051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1783 + ... + 39828.

It is an arithmetic number, because the mean of its divisors is an integer number (70032996).

Almost surely, 2^791566053 is an apocalyptic number.

It is an amenable number.

791566053 is a deficient number, since it is larger than the sum of its proper divisors (328961883).

791566053 is a wasteful number, since it uses less digits than its factorization.

791566053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42004.

The product of its (nonzero) digits is 170100, while the sum is 42.

The square root of 791566053 is about 28134.7836849690. The cubic root of 791566053 is about 925.0439922588.

The spelling of 791566053 in words is "seven hundred ninety-one million, five hundred sixty-six thousand, fifty-three".