149490360690 has 32 divisors (see below), whose sum is σ = 391392945216. Its totient is φ = 36240087360.

The previous prime is 149490360599. The next prime is 149490360707. The reversal of 149490360690 is 96063094941.

It is a super-2 number, since 2×149490360690² (a number of 23 digits) contains 22 as substring.

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, 226500217 + ... + 226500876.

It is an arithmetic number, because the mean of its divisors is an integer number (12231029538).

Almost surely, 2^149490360690 is an apocalyptic number.

149490360690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149490360690 is an abundant number, since it is smaller than the sum of its proper divisors (241902584526).

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

149490360690 is a wasteful number, since it uses less digits than its factorization.

149490360690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453001114.

The product of its (nonzero) digits is 1259712, while the sum is 51.

The spelling of 149490360690 in words is "one hundred forty-nine billion, four hundred ninety million, three hundred sixty thousand, six hundred ninety".