77767224283812 has 48 divisors (see below), whose sum is σ = 210220076619392. Its totient is φ = 21914834238720.

The previous prime is 77767224283811. The next prime is 77767224283813. The reversal of 77767224283812 is 21838242276777.

It is an interprime number because it is at equal distance from previous prime (77767224283811) and next prime (77767224283813).

It is not an unprimeable number, because it can be changed into a prime (77767224283811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6341091739 + ... + 6341104002.

Almost surely, 2^{77767224283812} is an apocalyptic number.

It is an amenable number.

77767224283812 is an abundant number, since it is smaller than the sum of its proper divisors (132452852335580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77767224283812 is a wasteful number, since it uses less digits than its factorization.

77767224283812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12682195828 (or 12682195826 counting only the distinct ones).

The product of its digits is 177020928, while the sum is 66.

The spelling of 77767224283812 in words is "seventy-seven trillion, seven hundred sixty-seven billion, two hundred twenty-four million, two hundred eighty-three thousand, eight hundred twelve".