149791152512 has 16 divisors (see below), whose sum is σ = 298412061900. Its totient is φ = 74895576192.

The previous prime is 149791152461. The next prime is 149791152517. The reversal of 149791152512 is 215251197941.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149791152517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585121562 + ... + 585121817.

Almost surely, 2^149791152512 is an apocalyptic number.

It is an amenable number.

149791152512 is a deficient number, since it is larger than the sum of its proper divisors (148620909388).

149791152512 is an equidigital number, since it uses as much as digits as its factorization.

149791152512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170243393 (or 1170243381 counting only the distinct ones).

The product of its digits is 226800, while the sum is 47.

The spelling of 149791152512 in words is "one hundred forty-nine billion, seven hundred ninety-one million, one hundred fifty-two thousand, five hundred twelve".