402555411 has 6 divisors (see below), whose sum is σ = 581468940. Its totient is φ = 268370268.

The previous prime is 402555383. The next prime is 402555431. The reversal of 402555411 is 114555204.

It is not a de Polignac number, because 402555411 - 2⁹ = 402554899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402555431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22364181 + ... + 22364198.

It is an arithmetic number, because the mean of its divisors is an integer number (96911490).

Almost surely, 2^402555411 is an apocalyptic number.

402555411 is a deficient number, since it is larger than the sum of its proper divisors (178913529).

402555411 is a wasteful number, since it uses less digits than its factorization.

402555411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44728385 (or 44728382 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 402555411 is about 20063.7835664164. The cubic root of 402555411 is about 738.3720060299.

The spelling of 402555411 in words is "four hundred two million, five hundred fifty-five thousand, four hundred eleven".