10091613906 has 160 divisors (see below), whose sum is σ = 27097804800. Its totient is φ = 2770938720.

The previous prime is 10091613881. The next prime is 10091613937. The reversal of 10091613906 is 60931619001.

10091613906 is a `hidden beast` number, since 100 + 9 + 161 + 390 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 772255 + ... + 785213.

It is an arithmetic number, because the mean of its divisors is an integer number (169361280).

Almost surely, 2^10091613906 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10091613906, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13548902400).

10091613906 is an abundant number, since it is smaller than the sum of its proper divisors (17006190894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10091613906 is a wasteful number, since it uses less digits than its factorization.

10091613906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13026 (or 13017 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The spelling of 10091613906 in words is "ten billion, ninety-one million, six hundred thirteen thousand, nine hundred six".