1402424074637 has 2 divisors, whose sum is σ = 1402424074638. Its totient is φ = 1402424074636.

The previous prime is 1402424074627. The next prime is 1402424074663. The reversal of 1402424074637 is 7364704242041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1276072973956 + 126351100681 = 1129634^2 + 355459^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1402424074637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1402424074607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701212037318 + 701212037319.

It is an arithmetic number, because the mean of its divisors is an integer number (701212037319).

Almost surely, 2^{1402424074637} is an apocalyptic number.

It is an amenable number.

1402424074637 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402424074637 is an equidigital number, since it uses as much as digits as its factorization.

1402424074637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 903168, while the sum is 44.

The spelling of 1402424074637 in words is "one trillion, four hundred two billion, four hundred twenty-four million, seventy-four thousand, six hundred thirty-seven".