401090296487 has 2 divisors, whose sum is σ = 401090296488. Its totient is φ = 401090296486.

The previous prime is 401090296417. The next prime is 401090296517. The reversal of 401090296487 is 784692090104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401090296487 - 2²⁶ = 401023187623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401090296417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200545148243 + 200545148244.

It is an arithmetic number, because the mean of its divisors is an integer number (200545148244).

Almost surely, 2^401090296487 is an apocalyptic number.

401090296487 is a deficient number, since it is larger than the sum of its proper divisors (1).

401090296487 is an equidigital number, since it uses as much as digits as its factorization.

401090296487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 401090296487 in words is "four hundred one billion, ninety million, two hundred ninety-six thousand, four hundred eighty-seven".