773261649120 has 96 divisors (see below), whose sum is σ = 2579055056928. Its totient is φ = 194073509888.

The previous prime is 773261649109. The next prime is 773261649157. The reversal of 773261649120 is 21946162377.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 773261649120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47373069 + ... + 47389388.

It is an arithmetic number, because the mean of its divisors is an integer number (26865156843).

Almost surely, 2^773261649120 is an apocalyptic number.

It is an amenable number.

773261649120 is an abundant number, since it is smaller than the sum of its proper divisors (1805793407808).

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

773261649120 is a wasteful number, since it uses less digits than its factorization.

773261649120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94762492 (or 94762484 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 48.

The spelling of 773261649120 in words is "seven hundred seventy-three billion, two hundred sixty-one million, six hundred forty-nine thousand, one hundred twenty".