7677742444 has 12 divisors (see below), whose sum is σ = 13439245624. Its totient is φ = 3837957984.

The previous prime is 7677742439. The next prime is 7677742469. The reversal of 7677742444 is 4442477767.

It is a junction number, because it is equal to n+sod(n) for n = 7677742391 and 7677742400.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209217 + ... + 243160.

Almost surely, 2^7677742444 is an apocalyptic number.

It is an amenable number.

7677742444 is a deficient number, since it is larger than the sum of its proper divisors (5761503180).

7677742444 is a wasteful number, since it uses less digits than its factorization.

7677742444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456624 (or 456622 counting only the distinct ones).

The product of its digits is 7375872, while the sum is 52.

The square root of 7677742444 is about 87622.7278963626. The cubic root of 7677742444 is about 1972.7763206625.

The spelling of 7677742444 in words is "seven billion, six hundred seventy-seven million, seven hundred forty-two thousand, four hundred forty-four".