29145992694 has 32 divisors (see below), whose sum is σ = 71743983360. Its totient is φ = 7686855072.

The previous prime is 29145992683. The next prime is 29145992713. The reversal of 29145992694 is 49629954192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26689924 + ... + 26691015.

It is an arithmetic number, because the mean of its divisors is an integer number (2241999480).

Almost surely, 2^29145992694 is an apocalyptic number.

29145992694 is an abundant number, since it is smaller than the sum of its proper divisors (42597990666).

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

29145992694 is a wasteful number, since it uses less digits than its factorization.

29145992694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53380964.

The product of its digits is 12597120, while the sum is 60.

The spelling of 29145992694 in words is "twenty-nine billion, one hundred forty-five million, nine hundred ninety-two thousand, six hundred ninety-four".