22991034506 has 16 divisors (see below), whose sum is σ = 37702965888. Its totient is φ = 10427894400.

The previous prime is 22991034491. The next prime is 22991034527. The reversal of 22991034506 is 60543019922.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118375 + ... + 1138746.

It is an arithmetic number, because the mean of its divisors is an integer number (2356435368).

Almost surely, 2^22991034506 is an apocalyptic number.

22991034506 is a deficient number, since it is larger than the sum of its proper divisors (14711931382).

22991034506 is a wasteful number, since it uses less digits than its factorization.

22991034506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257597.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 22991034506 in words is "twenty-two billion, nine hundred ninety-one million, thirty-four thousand, five hundred six".