764401701244 has 6 divisors (see below), whose sum is σ = 1337702977184. Its totient is φ = 382200850620.

The previous prime is 764401701227. The next prime is 764401701247. The reversal of 764401701244 is 442107104467.

It is a super-2 number, since 2×764401701244² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 764401701197 and 764401701206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764401701247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95550212652 + ... + 95550212659.

Almost surely, 2^764401701244 is an apocalyptic number.

It is an amenable number.

764401701244 is a deficient number, since it is larger than the sum of its proper divisors (573301275940).

764401701244 is a wasteful number, since it uses less digits than its factorization.

764401701244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191100425315 (or 191100425313 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 40.

The spelling of 764401701244 in words is "seven hundred sixty-four billion, four hundred one million, seven hundred one thousand, two hundred forty-four".