723461407430357 has 2 divisors, whose sum is σ = 723461407430358. Its totient is φ = 723461407430356.

The previous prime is 723461407430341. The next prime is 723461407430371. The reversal of 723461407430357 is 753034704164327.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 678114462878161 + 45346944552196 = 26040631^2 + 6734014^2 .

It is a cyclic number.

It is not a de Polignac number, because 723461407430357 - 2⁴ = 723461407430341 is a prime.

It is a super-2 number, since 2×723461407430357² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (723461407430257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361730703715178 + 361730703715179.

It is an arithmetic number, because the mean of its divisors is an integer number (361730703715179).

Almost surely, 2^{723461407430357} is an apocalyptic number.

It is an amenable number.

723461407430357 is a deficient number, since it is larger than the sum of its proper divisors (1).

723461407430357 is an equidigital number, since it uses as much as digits as its factorization.

723461407430357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35562240, while the sum is 56.

The spelling of 723461407430357 in words is "seven hundred twenty-three trillion, four hundred sixty-one billion, four hundred seven million, four hundred thirty thousand, three hundred fifty-seven".