3970117777 has 8 divisors (see below), whose sum is σ = 4194403200. Its totient is φ = 3751658064.

The previous prime is 3970117769. The next prime is 3970117807. The reversal of 3970117777 is 7777110793.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3970117777 - 2³ = 3970117769 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3970117777.

It is not an unprimeable number, because it can be changed into a prime (3970117727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1455027 + ... + 1457752.

It is an arithmetic number, because the mean of its divisors is an integer number (524300400).

Almost surely, 2^3970117777 is an apocalyptic number.

It is an amenable number.

3970117777 is a deficient number, since it is larger than the sum of its proper divisors (224285423).

3970117777 is a wasteful number, since it uses less digits than its factorization.

3970117777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2912855.

The product of its (nonzero) digits is 453789, while the sum is 49.

The square root of 3970117777 is about 63008.8706215244. The cubic root of 3970117777 is about 1583.4382447148.

The spelling of 3970117777 in words is "three billion, nine hundred seventy million, one hundred seventeen thousand, seven hundred seventy-seven".