62661140401 has 2 divisors, whose sum is σ = 62661140402. Its totient is φ = 62661140400.

The previous prime is 62661140387. The next prime is 62661140411. The reversal of 62661140401 is 10404116626.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45103565376 + 17557575025 = 212376^2 + 132505^2 .

It is a cyclic number.

It is not a de Polignac number, because 62661140401 - 2¹⁹ = 62660616113 is a prime.

It is not a weakly prime, because it can be changed into another prime (62661140411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31330570200 + 31330570201.

It is an arithmetic number, because the mean of its divisors is an integer number (31330570201).

Almost surely, 2^62661140401 is an apocalyptic number.

It is an amenable number.

62661140401 is a deficient number, since it is larger than the sum of its proper divisors (1).

62661140401 is an equidigital number, since it uses as much as digits as its factorization.

62661140401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 62661140401 in words is "sixty-two billion, six hundred sixty-one million, one hundred forty thousand, four hundred one".