149677426329 has 16 divisors (see below), whose sum is σ = 203972352000. Its totient is φ = 97600724496.

The previous prime is 149677426291. The next prime is 149677426331. The reversal of 149677426329 is 923624776941.

It is not a de Polignac number, because 149677426329 - 2¹⁶ = 149677360793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149677426399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2089489 + ... + 2159934.

It is an arithmetic number, because the mean of its divisors is an integer number (12748272000).

Almost surely, 2^149677426329 is an apocalyptic number.

It is an amenable number.

149677426329 is a deficient number, since it is larger than the sum of its proper divisors (54294925671).

149677426329 is a wasteful number, since it uses less digits than its factorization.

149677426329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4249684.

The product of its digits is 27433728, while the sum is 60.

The spelling of 149677426329 in words is "one hundred forty-nine billion, six hundred seventy-seven million, four hundred twenty-six thousand, three hundred twenty-nine".