149155838956 has 12 divisors (see below), whose sum is σ = 269442806080. Its totient is φ = 72172180080.

The previous prime is 149155838941. The next prime is 149155838959. The reversal of 149155838956 is 659838551941.

It is not an unprimeable number, because it can be changed into a prime (149155838959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601434711 + ... + 601434958.

Almost surely, 2^149155838956 is an apocalyptic number.

It is an amenable number.

149155838956 is a deficient number, since it is larger than the sum of its proper divisors (120286967124).

149155838956 is a wasteful number, since it uses less digits than its factorization.

149155838956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202869704 (or 1202869702 counting only the distinct ones).

The product of its digits is 46656000, while the sum is 64.

The spelling of 149155838956 in words is "one hundred forty-nine billion, one hundred fifty-five million, eight hundred thirty-eight thousand, nine hundred fifty-six".