402749120183 has 8 divisors (see below), whose sum is σ = 406595904768. Its totient is φ = 398903868664.

The previous prime is 402749120117. The next prime is 402749120201. The reversal of 402749120183 is 381021947204.

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

It is a cyclic number.

It is not a de Polignac number, because 402749120183 - 2¹⁶ = 402749054647 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 402749120183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402749120113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148160 + ... + 909642.

It is an arithmetic number, because the mean of its divisors is an integer number (50824488096).

Almost surely, 2^402749120183 is an apocalyptic number.

402749120183 is a deficient number, since it is larger than the sum of its proper divisors (3846784585).

402749120183 is a wasteful number, since it uses less digits than its factorization.

402749120183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766533.

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 402749120183 in words is "four hundred two billion, seven hundred forty-nine million, one hundred twenty thousand, one hundred eighty-three".