1077691056 has 40 divisors (see below), whose sum is σ = 2998193520. Its totient is φ = 331597056.

The previous prime is 1077690949. The next prime is 1077691093. The reversal of 1077691056 is 6501967701.

It is a super-2 number, since 2×1077691056² = 2322836024364790272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1077690999 and 1077691017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 862911 + ... + 864158.

It is an arithmetic number, because the mean of its divisors is an integer number (74954838).

Almost surely, 2^1077691056 is an apocalyptic number.

1077691056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1077691056 is an abundant number, since it is smaller than the sum of its proper divisors (1920502464).

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

1077691056 is a wasteful number, since it uses less digits than its factorization.

1077691056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727093 (or 1727087 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 42.

The square root of 1077691056 is about 32828.2051900496. The cubic root of 1077691056 is about 1025.2538910227.

The spelling of 1077691056 in words is "one billion, seventy-seven million, six hundred ninety-one thousand, fifty-six".