1474689744457 has 2 divisors, whose sum is σ = 1474689744458. Its totient is φ = 1474689744456.

The previous prime is 1474689744397. The next prime is 1474689744481. The reversal of 1474689744457 is 7544479864741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1459314736441 + 15375008016 = 1208021^2 + 123996^2 .

It is a cyclic number.

It is not a de Polignac number, because 1474689744457 - 2¹⁵ = 1474689711689 is a prime.

It is not a weakly prime, because it can be changed into another prime (1474689744557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 737344872228 + 737344872229.

It is an arithmetic number, because the mean of its divisors is an integer number (737344872229).

Almost surely, 2^{1474689744457} is an apocalyptic number.

It is an amenable number.

1474689744457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1474689744457 is an equidigital number, since it uses as much as digits as its factorization.

1474689744457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 758661120, while the sum is 70.

The spelling of 1474689744457 in words is "one trillion, four hundred seventy-four billion, six hundred eighty-nine million, seven hundred forty-four thousand, four hundred fifty-seven".