801096791040 has 880 divisors, whose sum is σ = 3533308555392. Its totient is φ = 169014657024.

The previous prime is 801096791021. The next prime is 801096791059. The reversal of 801096791040 is 40197690108.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (801096791021) and next prime (801096791059).

It is a super-2 number, since 2×801096791040² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 37728907 + ... + 37750133.

Almost surely, 2^801096791040 is an apocalyptic number.

801096791040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 801096791040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1766654277696).

801096791040 is an abundant number, since it is smaller than the sum of its proper divisors (2732211764352).

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

801096791040 is a wasteful number, since it uses less digits than its factorization.

801096791040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21284 (or 21257 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The spelling of 801096791040 in words is "eight hundred one billion, ninety-six million, seven hundred ninety-one thousand, forty".