10100604991 has 16 divisors (see below), whose sum is σ = 10699488000. Its totient is φ = 9508580928.

The previous prime is 10100604973. The next prime is 10100605001. The reversal of 10100604991 is 19940600101.

It is a cyclic number.

It is not a de Polignac number, because 10100604991 - 2⁵ = 10100604959 is a prime.

It is a super-2 number, since 2×10100604991² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100604971) 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, 4396155 + ... + 4398451.

It is an arithmetic number, because the mean of its divisors is an integer number (668718000).

Almost surely, 2^10100604991 is an apocalyptic number.

10100604991 is a deficient number, since it is larger than the sum of its proper divisors (598883009).

10100604991 is a wasteful number, since it uses less digits than its factorization.

10100604991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3678.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 10100604991 in words is "ten billion, one hundred million, six hundred four thousand, nine hundred ninety-one".