724474007757061 has 2 divisors, whose sum is σ = 724474007757062. Its totient is φ = 724474007757060.

The previous prime is 724474007756959. The next prime is 724474007757167. The reversal of 724474007757061 is 160757700474427.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 722594558692161 + 1879449064900 = 26881119^2 + 1370930^2 .

It is a cyclic number.

It is not a de Polignac number, because 724474007757061 - 2²⁷ = 724473873539333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (724474007754061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362237003878530 + 362237003878531.

It is an arithmetic number, because the mean of its divisors is an integer number (362237003878531).

Almost surely, 2^{724474007757061} is an apocalyptic number.

It is an amenable number.

724474007757061 is a deficient number, since it is larger than the sum of its proper divisors (1).

724474007757061 is an equidigital number, since it uses as much as digits as its factorization.

724474007757061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64538880, while the sum is 61.

The spelling of 724474007757061 in words is "seven hundred twenty-four trillion, four hundred seventy-four billion, seven million, seven hundred fifty-seven thousand, sixty-one".