400255313451053 has 2 divisors, whose sum is σ = 400255313451054. Its totient is φ = 400255313451052.

The previous prime is 400255313451031. The next prime is 400255313451113. The reversal of 400255313451053 is 350154313552004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 400234154257609 + 21159193444 = 20005853^2 + 145462^2 .

It is a cyclic number.

It is not a de Polignac number, because 400255313451053 - 2²⁸ = 400255045015597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 400255313451053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400255313451853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200127656725526 + 200127656725527.

It is an arithmetic number, because the mean of its divisors is an integer number (200127656725527).

Almost surely, 2^{400255313451053} is an apocalyptic number.

It is an amenable number.

400255313451053 is a deficient number, since it is larger than the sum of its proper divisors (1).

400255313451053 is an equidigital number, since it uses as much as digits as its factorization.

400255313451053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 400255313451053 in words is "four hundred trillion, two hundred fifty-five billion, three hundred thirteen million, four hundred fifty-one thousand, fifty-three".