149729892554 has 16 divisors (see below), whose sum is σ = 252916183296. Its totient is φ = 65863588800.

The previous prime is 149729892517. The next prime is 149729892593. The reversal of 149729892554 is 455298927941.

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, 109771967 + ... + 109773330.

It is an arithmetic number, because the mean of its divisors is an integer number (15807261456).

Almost surely, 2^149729892554 is an apocalyptic number.

149729892554 is a deficient number, since it is larger than the sum of its proper divisors (103186290742).

149729892554 is a wasteful number, since it uses less digits than its factorization.

149729892554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219545341.

The product of its digits is 65318400, while the sum is 65.

The spelling of 149729892554 in words is "one hundred forty-nine billion, seven hundred twenty-nine million, eight hundred ninety-two thousand, five hundred fifty-four".