402156425613 has 16 divisors (see below), whose sum is σ = 553535078400. Its totient is φ = 259441949040.

The previous prime is 402156425581. The next prime is 402156425623. The reversal of 402156425613 is 316524651204.

It is not a de Polignac number, because 402156425613 - 2⁵ = 402156425581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402156425623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1814668 + ... + 2024186.

It is an arithmetic number, because the mean of its divisors is an integer number (34595942400).

Almost surely, 2^402156425613 is an apocalyptic number.

It is an amenable number.

402156425613 is a deficient number, since it is larger than the sum of its proper divisors (151378652787).

402156425613 is a wasteful number, since it uses less digits than its factorization.

402156425613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230192.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 402156425613 in words is "four hundred two billion, one hundred fifty-six million, four hundred twenty-five thousand, six hundred thirteen".