402582072473 has 4 divisors (see below), whose sum is σ = 460093797120. Its totient is φ = 345070347828.

The previous prime is 402582072469. The next prime is 402582072491. The reversal of 402582072473 is 374270285204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 402582072473 - 2² = 402582072469 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (402582072493) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 28755862313 + ... + 28755862326.

It is an arithmetic number, because the mean of its divisors is an integer number (115023449280).

Almost surely, 2^402582072473 is an apocalyptic number.

It is an amenable number.

402582072473 is a deficient number, since it is larger than the sum of its proper divisors (57511724647).

402582072473 is an equidigital number, since it uses as much as digits as its factorization.

402582072473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57511724646.

The product of its (nonzero) digits is 752640, while the sum is 44.

The spelling of 402582072473 in words is "four hundred two billion, five hundred eighty-two million, seventy-two thousand, four hundred seventy-three".