149477779594 has 16 divisors (see below), whose sum is σ = 263415388320. Its totient is φ = 62717949360.

The previous prime is 149477779547. The next prime is 149477779603. The reversal of 149477779594 is 495977774941.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261324504 + ... + 261325075.

It is an arithmetic number, because the mean of its divisors is an integer number (16463461770).

Almost surely, 2^149477779594 is an apocalyptic number.

149477779594 is a deficient number, since it is larger than the sum of its proper divisors (113937608726).

149477779594 is a wasteful number, since it uses less digits than its factorization.

149477779594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522649605.

The product of its digits is 560105280, while the sum is 73.

The spelling of 149477779594 in words is "one hundred forty-nine billion, four hundred seventy-seven million, seven hundred seventy-nine thousand, five hundred ninety-four".