77364146146 has 16 divisors (see below), whose sum is σ = 133193458944. Its totient is φ = 33013760544.

The previous prime is 77364146137. The next prime is 77364146179. The reversal of 77364146146 is 64164146377.

It is a super-2 number, since 2×77364146146² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 77364146146.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11855130 + ... + 11861653.

It is an arithmetic number, because the mean of its divisors is an integer number (8324591184).

Almost surely, 2^77364146146 is an apocalyptic number.

77364146146 is a deficient number, since it is larger than the sum of its proper divisors (55829312798).

77364146146 is a wasteful number, since it uses less digits than its factorization.

77364146146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23717025.

The product of its digits is 2032128, while the sum is 49.

The spelling of 77364146146 in words is "seventy-seven billion, three hundred sixty-four million, one hundred forty-six thousand, one hundred forty-six".