801493769720 has 32 divisors (see below), whose sum is σ = 2060983980000. Its totient is φ = 274797863808.

The previous prime is 801493769707. The next prime is 801493769767. The reversal of 801493769720 is 27967394108.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1431238595 + ... + 1431239154.

It is an arithmetic number, because the mean of its divisors is an integer number (64405749375).

Almost surely, 2^801493769720 is an apocalyptic number.

It is an amenable number.

801493769720 is an abundant number, since it is smaller than the sum of its proper divisors (1259490210280).

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

801493769720 is a wasteful number, since it uses less digits than its factorization.

801493769720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2862477767 (or 2862477763 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 801493769720 in words is "eight hundred one billion, four hundred ninety-three million, seven hundred sixty-nine thousand, seven hundred twenty".