2077945790 has 16 divisors (see below), whose sum is σ = 3741699312. Its totient is φ = 830867904.

The previous prime is 2077945781. The next prime is 2077945801. The reversal of 2077945790 is 975497702.

It is a congruent number.

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, 9644 + ... + 65183.

It is an arithmetic number, because the mean of its divisors is an integer number (233856207).

Almost surely, 2^2077945790 is an apocalyptic number.

2077945790 is a deficient number, since it is larger than the sum of its proper divisors (1663753522).

2077945790 is a wasteful number, since it uses less digits than its factorization.

2077945790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77611.

The product of its (nonzero) digits is 1111320, while the sum is 50.

The square root of 2077945790 is about 45584.4906739123. The cubic root of 2077945790 is about 1276.0804968658.

The spelling of 2077945790 in words is "two billion, seventy-seven million, nine hundred forty-five thousand, seven hundred ninety".