929938973149 has 4 divisors (see below), whose sum is σ = 945700650720. Its totient is φ = 914177295580.

The previous prime is 929938973143. The next prime is 929938973213. The reversal of 929938973149 is 941379839929.

929938973149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 941379839929 = 179 ⋅5259105251.

It is a cyclic number.

It is not a de Polignac number, because 929938973149 - 2²⁷ = 929804755421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (929938973143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7880838697 + ... + 7880838814.

It is an arithmetic number, because the mean of its divisors is an integer number (236425162680).

Almost surely, 2^929938973149 is an apocalyptic number.

It is an amenable number.

929938973149 is a deficient number, since it is larger than the sum of its proper divisors (15761677571).

929938973149 is a wasteful number, since it uses less digits than its factorization.

929938973149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15761677570.

The product of its digits is 238085568, while the sum is 73.

The spelling of 929938973149 in words is "nine hundred twenty-nine billion, nine hundred thirty-eight million, nine hundred seventy-three thousand, one hundred forty-nine".