753307647949 has 2 divisors, whose sum is σ = 753307647950. Its totient is φ = 753307647948.

The previous prime is 753307647931. The next prime is 753307648007. The reversal of 753307647949 is 949746703357.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 456698882025 + 296608765924 = 675795^2 + 544618^2 .

It is an emirp because it is prime and its reverse (949746703357) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 753307647949 - 2³⁹ = 203551834061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (753307641949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 376653823974 + 376653823975.

It is an arithmetic number, because the mean of its divisors is an integer number (376653823975).

Almost surely, 2^753307647949 is an apocalyptic number.

It is an amenable number.

753307647949 is a deficient number, since it is larger than the sum of its proper divisors (1).

753307647949 is an equidigital number, since it uses as much as digits as its factorization.

753307647949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120022560, while the sum is 64.

The spelling of 753307647949 in words is "seven hundred fifty-three billion, three hundred seven million, six hundred forty-seven thousand, nine hundred forty-nine".