402480573782 has 32 divisors (see below), whose sum is σ = 701334676800. Its totient is φ = 169669767168.

The previous prime is 402480573779. The next prime is 402480573791. The reversal of 402480573782 is 287375084204.

It is a super-2 number, since 2×402480573782² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 402480573782.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 596357 + ... + 1077312.

It is an arithmetic number, because the mean of its divisors is an integer number (21916708650).

Almost surely, 2^402480573782 is an apocalyptic number.

402480573782 is a deficient number, since it is larger than the sum of its proper divisors (298854103018).

402480573782 is a wasteful number, since it uses less digits than its factorization.

402480573782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673960.

The product of its (nonzero) digits is 3010560, while the sum is 50.

The spelling of 402480573782 in words is "four hundred two billion, four hundred eighty million, five hundred seventy-three thousand, seven hundred eighty-two".