402339825634 has 8 divisors (see below), whose sum is σ = 616350371328. Its totient is φ = 196889701860.

The previous prime is 402339825593. The next prime is 402339825647. The reversal of 402339825634 is 436528933204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2140105362 + ... + 2140105549.

It is an arithmetic number, because the mean of its divisors is an integer number (77043796416).

Almost surely, 2^402339825634 is an apocalyptic number.

402339825634 is a deficient number, since it is larger than the sum of its proper divisors (214010545694).

402339825634 is a wasteful number, since it uses less digits than its factorization.

402339825634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4280210960.

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 402339825634 in words is "four hundred two billion, three hundred thirty-nine million, eight hundred twenty-five thousand, six hundred thirty-four".