748023538256461 has 2 divisors, whose sum is σ = 748023538256462. Its totient is φ = 748023538256460.

The previous prime is 748023538256333. The next prime is 748023538256549. The reversal of 748023538256461 is 164652835320847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 563716278144100 + 184307260112361 = 23742710^2 + 13575981^2 .

It is an emirp because it is prime and its reverse (164652835320847) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 748023538256461 - 2⁷ = 748023538256333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 748023538256393 and 748023538256402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748023536256461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374011769128230 + 374011769128231.

It is an arithmetic number, because the mean of its divisors is an integer number (374011769128231).

Almost surely, 2^{748023538256461} is an apocalyptic number.

It is an amenable number.

748023538256461 is a deficient number, since it is larger than the sum of its proper divisors (1).

748023538256461 is an equidigital number, since it uses as much as digits as its factorization.

748023538256461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 232243200, while the sum is 64.

The spelling of 748023538256461 in words is "seven hundred forty-eight trillion, twenty-three billion, five hundred thirty-eight million, two hundred fifty-six thousand, four hundred sixty-one".