29193649137 has 12 divisors (see below), whose sum is σ = 43065809280. Its totient is φ = 19048338168.

The previous prime is 29193649123. The next prime is 29193649267. The reversal of 29193649137 is 73194639192.

It is a happy number.

29193649137 is a `hidden beast` number, since 2 + 91 + 9 + 36 + 491 + 37 = 666.

It is not a de Polignac number, because 29193649137 - 2²⁰ = 29192600561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29193649337) 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, 34507437 + ... + 34508282.

It is an arithmetic number, because the mean of its divisors is an integer number (3588817440).

Almost surely, 2^29193649137 is an apocalyptic number.

It is an amenable number.

29193649137 is a deficient number, since it is larger than the sum of its proper divisors (13872160143).

29193649137 is a wasteful number, since it uses less digits than its factorization.

29193649137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69015772 (or 69015769 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The spelling of 29193649137 in words is "twenty-nine billion, one hundred ninety-three million, six hundred forty-nine thousand, one hundred thirty-seven".