754577131361 has 6 divisors (see below), whose sum is σ = 761695173330. Its totient is φ = 747524997296.

The previous prime is 754577131339. The next prime is 754577131367. The reversal of 754577131361 is 163131775457.

754577131361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 467779395136 + 286797736225 = 683944^2 + 535535^2 .

It is a de Polignac number, because none of the positive numbers 2^k-754577131361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (754577131367) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32942396 + ... + 32965293.

It is an arithmetic number, because the mean of its divisors is an integer number (126949195555).

Almost surely, 2^754577131361 is an apocalyptic number.

It is an amenable number.

754577131361 is a deficient number, since it is larger than the sum of its proper divisors (7118041969).

754577131361 is an equidigital number, since it uses as much as digits as its factorization.

754577131361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65907903 (or 65907796 counting only the distinct ones).

The product of its digits is 1852200, while the sum is 50.

The spelling of 754577131361 in words is "seven hundred fifty-four billion, five hundred seventy-seven million, one hundred thirty-one thousand, three hundred sixty-one".