77131754055233 has 16 divisors (see below), whose sum is σ = 88931669040000. Its totient is φ = 66402312867072.

The previous prime is 77131754055211. The next prime is 77131754055247. The reversal of 77131754055233 is 33255045713177.

It is a cyclic number.

It is not a de Polignac number, because 77131754055233 - 2³⁸ = 76856876148289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77131754055253) 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, 4117197533 + ... + 4117216266.

It is an arithmetic number, because the mean of its divisors is an integer number (5558229315000).

Almost surely, 2^{77131754055233} is an apocalyptic number.

It is an amenable number.

77131754055233 is a deficient number, since it is larger than the sum of its proper divisors (11799914984767).

77131754055233 is a wasteful number, since it uses less digits than its factorization.

77131754055233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8234413864.

The product of its (nonzero) digits is 9261000, while the sum is 53.

The spelling of 77131754055233 in words is "seventy-seven trillion, one hundred thirty-one billion, seven hundred fifty-four million, fifty-five thousand, two hundred thirty-three".