29146007979 has 60 divisors (see below), whose sum is σ = 48066186168. Its totient is φ = 17587056960.

The previous prime is 29146007971. The next prime is 29146007983. The reversal of 29146007979 is 97970064192.

29146007979 is a `hidden beast` number, since 2 + 91 + 460 + 0 + 7 + 97 + 9 = 666.

It is not a de Polignac number, because 29146007979 - 2³ = 29146007971 is a prime.

It is a super-2 number, since 2×29146007979² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29146007971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2277252 + ... + 2290014.

Almost surely, 2^29146007979 is an apocalyptic number.

29146007979 is a deficient number, since it is larger than the sum of its proper divisors (18920178189).

29146007979 is a wasteful number, since it uses less digits than its factorization.

29146007979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13030 (or 13010 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 54.

The spelling of 29146007979 in words is "twenty-nine billion, one hundred forty-six million, seven thousand, nine hundred seventy-nine".