772540231453 has 2 divisors, whose sum is σ = 772540231454. Its totient is φ = 772540231452.

The previous prime is 772540231417. The next prime is 772540231471. The reversal of 772540231453 is 354132045277.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 558228639609 + 214311591844 = 747147^2 + 462938^2 .

It is a cyclic number.

It is not a de Polignac number, because 772540231453 - 2¹³ = 772540223261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (772540261453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386270115726 + 386270115727.

It is an arithmetic number, because the mean of its divisors is an integer number (386270115727).

Almost surely, 2^772540231453 is an apocalyptic number.

It is an amenable number.

772540231453 is a deficient number, since it is larger than the sum of its proper divisors (1).

772540231453 is an equidigital number, since it uses as much as digits as its factorization.

772540231453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 705600, while the sum is 43.

The spelling of 772540231453 in words is "seven hundred seventy-two billion, five hundred forty million, two hundred thirty-one thousand, four hundred fifty-three".