402126876111 has 4 divisors (see below), whose sum is σ = 536169168152. Its totient is φ = 268084584072.

The previous prime is 402126876079. The next prime is 402126876121. The reversal of 402126876111 is 111678621204.

402126876111 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 402126876111 - 2⁵ = 402126876079 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 402126876111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402126876121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67021146016 + ... + 67021146021.

It is an arithmetic number, because the mean of its divisors is an integer number (134042292038).

Almost surely, 2^402126876111 is an apocalyptic number.

402126876111 is a deficient number, since it is larger than the sum of its proper divisors (134042292041).

402126876111 is a wasteful number, since it uses less digits than its factorization.

402126876111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134042292040.

The product of its (nonzero) digits is 32256, while the sum is 39.

The spelling of 402126876111 in words is "four hundred two billion, one hundred twenty-six million, eight hundred seventy-six thousand, one hundred eleven".