402026402736 has 240 divisors, whose sum is σ = 1346131699200. Its totient is φ = 114542563968.

The previous prime is 402026402711. The next prime is 402026402737. The reversal of 402026402736 is 637204620204.

402026402736 is a `hidden beast` number, since 4 + 0 + 2 + 0 + 2 + 640 + 2 + 7 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 402026402736.

It is not an unprimeable number, because it can be changed into a prime (402026402737) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7572861 + ... + 7625763.

It is an arithmetic number, because the mean of its divisors is an integer number (5608882080).

Almost surely, 2^402026402736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402026402736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (673065849600).

402026402736 is an abundant number, since it is smaller than the sum of its proper divisors (944105296464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

402026402736 is a wasteful number, since it uses less digits than its factorization.

402026402736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53293 (or 53274 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 36.

The spelling of 402026402736 in words is "four hundred two billion, twenty-six million, four hundred two thousand, seven hundred thirty-six".