772746273487 has 2 divisors, whose sum is σ = 772746273488. Its totient is φ = 772746273486.

The previous prime is 772746273391. The next prime is 772746273493. The reversal of 772746273487 is 784372647277.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 772746273487 - 2¹⁹ = 772745749199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (772746273787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386373136743 + 386373136744.

It is an arithmetic number, because the mean of its divisors is an integer number (386373136744).

Almost surely, 2^772746273487 is an apocalyptic number.

772746273487 is a deficient number, since it is larger than the sum of its proper divisors (1).

772746273487 is an equidigital number, since it uses as much as digits as its factorization.

772746273487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 154893312, while the sum is 64.

The spelling of 772746273487 in words is "seven hundred seventy-two billion, seven hundred forty-six million, two hundred seventy-three thousand, four hundred eighty-seven".