11077770440 has 64 divisors (see below), whose sum is σ = 27563448960. Its totient is φ = 3973086720.

The previous prime is 11077770433. The next prime is 11077770463. The reversal of 11077770440 is 4407777011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11077770394 and 11077770403.

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, 140324 + ... + 204563.

It is an arithmetic number, because the mean of its divisors is an integer number (430678890).

Almost surely, 2^11077770440 is an apocalyptic number.

11077770440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11077770440 is an abundant number, since it is smaller than the sum of its proper divisors (16485678520).

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

11077770440 is a wasteful number, since it uses less digits than its factorization.

11077770440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344982 (or 344978 counting only the distinct ones).

The product of its (nonzero) digits is 38416, while the sum is 38.

The spelling of 11077770440 in words is "eleven billion, seventy-seven million, seven hundred seventy thousand, four hundred forty".