800764155954 has 80 divisors (see below), whose sum is σ = 2051891569728. Its totient is φ = 228649467168.

The previous prime is 800764155887. The next prime is 800764155991. The reversal of 800764155954 is 459551467008.

It is a happy number.

800764155954 is a `hidden beast` number, since 8 + 0 + 0 + 7 + 6 + 41 + 5 + 595 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 800764155954.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1640677 + ... + 2072039.

Almost surely, 2^800764155954 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 800764155954, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1025945784864).

800764155954 is an abundant number, since it is smaller than the sum of its proper divisors (1251127413774).

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

800764155954 is a wasteful number, since it uses less digits than its factorization.

800764155954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433021 (or 433012 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 54.

The spelling of 800764155954 in words is "eight hundred billion, seven hundred sixty-four million, one hundred fifty-five thousand, nine hundred fifty-four".