614757073421 has 2 divisors, whose sum is σ = 614757073422. Its totient is φ = 614757073420.

The previous prime is 614757073351. The next prime is 614757073457. The reversal of 614757073421 is 124370757416.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 555749376196 + 59007697225 = 745486^2 + 242915^2 .

It is a cyclic number.

It is not a de Polignac number, because 614757073421 - 2¹⁴ = 614757057037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (614757073121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307378536710 + 307378536711.

It is an arithmetic number, because the mean of its divisors is an integer number (307378536711).

Almost surely, 2^614757073421 is an apocalyptic number.

It is an amenable number.

614757073421 is a deficient number, since it is larger than the sum of its proper divisors (1).

614757073421 is an equidigital number, since it uses as much as digits as its factorization.

614757073421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 614757073421 in words is "six hundred fourteen billion, seven hundred fifty-seven million, seventy-three thousand, four hundred twenty-one".