769372990144 has 42 divisors (see below), whose sum is σ = 1678135241132. Its totient is φ = 349714992000.

The previous prime is 769372990129. The next prime is 769372990147. The reversal of 769372990144 is 441099273967.

It is a super-2 number, since 2×769372990144² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (769372990147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49667682 + ... + 49683169.

Almost surely, 2^769372990144 is an apocalyptic number.

It is an amenable number.

769372990144 is an abundant number, since it is smaller than the sum of its proper divisors (908762250988).

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

769372990144 is a wasteful number, since it uses less digits than its factorization.

769372990144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99350885 (or 99350864 counting only the distinct ones).

The product of its (nonzero) digits is 20575296, while the sum is 61.

The spelling of 769372990144 in words is "seven hundred sixty-nine billion, three hundred seventy-two million, nine hundred ninety thousand, one hundred forty-four".