149838479586 has 32 divisors (see below), whose sum is σ = 333340012800. Its totient is φ = 49891317840.

The previous prime is 149838479561. The next prime is 149838479617. The reversal of 149838479586 is 685974838941.

149838479586 is a `hidden beast` number, since 1 + 4 + 9 + 8 + 38 + 4 + 7 + 9 + 586 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1473741 + ... + 1572128.

It is an arithmetic number, because the mean of its divisors is an integer number (10416875400).

Almost surely, 2^149838479586 is an apocalyptic number.

149838479586 is an abundant number, since it is smaller than the sum of its proper divisors (183501533214).

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

149838479586 is a wasteful number, since it uses less digits than its factorization.

149838479586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3046791 (or 3046785 counting only the distinct ones).

The product of its digits is 418037760, while the sum is 72.

The spelling of 149838479586 in words is "one hundred forty-nine billion, eight hundred thirty-eight million, four hundred seventy-nine thousand, five hundred eighty-six".