10158220791 has 12 divisors (see below), whose sum is σ = 14674590840. Its totient is φ = 6771406320.

The previous prime is 10158220777. The next prime is 10158220837. The reversal of 10158220791 is 19702285101.

It is a happy number.

10158220791 is a `hidden beast` number, since 1 + 0 + 1 + 582 + 2 + 0 + 79 + 1 = 666.

It is not a de Polignac number, because 10158220791 - 2⁹ = 10158220279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10158220091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32700 + ... + 146238.

It is an arithmetic number, because the mean of its divisors is an integer number (1222882570).

Almost surely, 2^10158220791 is an apocalyptic number.

10158220791 is a deficient number, since it is larger than the sum of its proper divisors (4516370049).

10158220791 is a wasteful number, since it uses less digits than its factorization.

10158220791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123486 (or 123483 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 36.

The spelling of 10158220791 in words is "ten billion, one hundred fifty-eight million, two hundred twenty thousand, seven hundred ninety-one".