77046109929 has 16 divisors (see below), whose sum is σ = 114148123840. Its totient is φ = 51361490880.

The previous prime is 77046109897. The next prime is 77046109937. The reversal of 77046109929 is 92990164077.

77046109929 is a `hidden beast` number, since 7 + 70 + 461 + 0 + 99 + 29 = 666.

It is not a de Polignac number, because 77046109929 - 2⁵ = 77046109897 is a prime.

It is a super-2 number, since 2×77046109929² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77046109529) 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 15 ways as a sum of consecutive naturals, for example, 584334 + ... + 703944.

It is an arithmetic number, because the mean of its divisors is an integer number (7134257740).

Almost surely, 2^77046109929 is an apocalyptic number.

It is an amenable number.

77046109929 is a deficient number, since it is larger than the sum of its proper divisors (37102013911).

77046109929 is a wasteful number, since it uses less digits than its factorization.

77046109929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143477 (or 143471 counting only the distinct ones).

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

The spelling of 77046109929 in words is "seventy-seven billion, forty-six million, one hundred nine thousand, nine hundred twenty-nine".