402836749108 has 6 divisors (see below), whose sum is σ = 704964310946. Its totient is φ = 201418374552.

The previous prime is 402836749033. The next prime is 402836749123. The reversal of 402836749108 is 801947638204.

It can be written as a sum of positive squares in only one way, i.e., 219822197904 + 183014551204 = 468852^2 + 427802^2 .

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 as a sum of consecutive naturals, namely, 50354593635 + ... + 50354593642.

Almost surely, 2^402836749108 is an apocalyptic number.

It is an amenable number.

402836749108 is a deficient number, since it is larger than the sum of its proper divisors (302127561838).

402836749108 is a wasteful number, since it uses less digits than its factorization.

402836749108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100709187281 (or 100709187279 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 402836749108 in words is "four hundred two billion, eight hundred thirty-six million, seven hundred forty-nine thousand, one hundred eight".