771325213764 has 48 divisors (see below), whose sum is σ = 2056914857088. Its totient is φ = 220373530368.

The previous prime is 771325213753. The next prime is 771325213781. The reversal of 771325213764 is 467312523177.

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, 4988464 + ... + 5140760.

It is an arithmetic number, because the mean of its divisors is an integer number (42852392856).

Almost surely, 2^771325213764 is an apocalyptic number.

It is an amenable number.

771325213764 is an abundant number, since it is smaller than the sum of its proper divisors (1285589643324).

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

771325213764 is a wasteful number, since it uses less digits than its factorization.

771325213764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212604 (or 212602 counting only the distinct ones).

The product of its digits is 1481760, while the sum is 48.

The spelling of 771325213764 in words is "seven hundred seventy-one billion, three hundred twenty-five million, two hundred thirteen thousand, seven hundred sixty-four".