77414471475 has 24 divisors (see below), whose sum is σ = 139627557312. Its totient is φ = 37534288800.

The previous prime is 77414471471. The next prime is 77414471483. The reversal of 77414471475 is 57417441477.

It is not a de Polignac number, because 77414471475 - 2² = 77414471471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77414471471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46917037 + ... + 46918686.

It is an arithmetic number, because the mean of its divisors is an integer number (5817814888).

Almost surely, 2^77414471475 is an apocalyptic number.

77414471475 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

77414471475 is a deficient number, since it is larger than the sum of its proper divisors (62213085837).

77414471475 is a wasteful number, since it uses less digits than its factorization.

77414471475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93835747 (or 93835742 counting only the distinct ones).

The product of its digits is 3073280, while the sum is 51.

The spelling of 77414471475 in words is "seventy-seven billion, four hundred fourteen million, four hundred seventy-one thousand, four hundred seventy-five".