402554334502153 has 2 divisors, whose sum is σ = 402554334502154. Its totient is φ = 402554334502152.

The previous prime is 402554334502139. The next prime is 402554334502217. The reversal of 402554334502153 is 351205433455204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 369888171555529 + 32666162946624 = 19232477^2 + 5715432^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402554334502153 is a prime.

It is not a weakly prime, because it can be changed into another prime (402554334502253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201277167251076 + 201277167251077.

It is an arithmetic number, because the mean of its divisors is an integer number (201277167251077).

Almost surely, 2^{402554334502153} is an apocalyptic number.

It is an amenable number.

402554334502153 is a deficient number, since it is larger than the sum of its proper divisors (1).

402554334502153 is an equidigital number, since it uses as much as digits as its factorization.

402554334502153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320000, while the sum is 46.

Adding to 402554334502153 its reverse (351205433455204), we get a palindrome (753759767957357).

The spelling of 402554334502153 in words is "four hundred two trillion, five hundred fifty-four billion, three hundred thirty-four million, five hundred two thousand, one hundred fifty-three".