2077144257 has 8 divisors (see below), whose sum is σ = 2770195680. Its totient is φ = 1384427840.

The previous prime is 2077144249. The next prime is 2077144259. The reversal of 2077144257 is 7524417702.

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

It is a cyclic number.

It is not a de Polignac number, because 2077144257 - 2³ = 2077144249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2077144259) 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, 68907 + ... + 94352.

It is an arithmetic number, because the mean of its divisors is an integer number (346274460).

Almost surely, 2^2077144257 is an apocalyptic number.

It is an amenable number.

2077144257 is a deficient number, since it is larger than the sum of its proper divisors (693051423).

2077144257 is a wasteful number, since it uses less digits than its factorization.

2077144257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167503.

The product of its (nonzero) digits is 109760, while the sum is 39.

The square root of 2077144257 is about 45575.6980966831. The cubic root of 2077144257 is about 1275.9164001613.

The spelling of 2077144257 in words is "two billion, seventy-seven million, one hundred forty-four thousand, two hundred fifty-seven".