149894479008 has 72 divisors (see below), whose sum is σ = 426309156000. Its totient is φ = 49959348864.

The previous prime is 149894478991. The next prime is 149894479037. The reversal of 149894479008 is 800974498941.

It is a happy number.

149894479008 is a `hidden beast` number, since 14 + 98 + 9 + 447 + 90 + 0 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

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, 3260083 + ... + 3305741.

It is an arithmetic number, because the mean of its divisors is an integer number (5920960500).

Almost surely, 2^149894479008 is an apocalyptic number.

149894479008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

149894479008 is an abundant number, since it is smaller than the sum of its proper divisors (276414676992).

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

149894479008 is a wasteful number, since it uses less digits than its factorization.

149894479008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57074 (or 57063 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 63.

The spelling of 149894479008 in words is "one hundred forty-nine billion, eight hundred ninety-four million, four hundred seventy-nine thousand, eight".