149497732769208 has 48 divisors (see below), whose sum is σ = 374824516127880. Its totient is φ = 49688966895552.

The previous prime is 149497732769191. The next prime is 149497732769213. The reversal of 149497732769208 is 802967237794941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22976491 + ... + 28756122.

Almost surely, 2^{149497732769208} is an apocalyptic number.

It is an amenable number.

149497732769208 is an abundant number, since it is smaller than the sum of its proper divisors (225326783358672).

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

149497732769208 is an equidigital number, since it uses as much as digits as its factorization.

149497732769208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51733316 (or 51732965 counting only the distinct ones).

The product of its (nonzero) digits is 2304433152, while the sum is 78.

The spelling of 149497732769208 in words is "one hundred forty-nine trillion, four hundred ninety-seven billion, seven hundred thirty-two million, seven hundred sixty-nine thousand, two hundred eight".