4520274020657 has 16 divisors (see below), whose sum is σ = 4665826126080. Its totient is φ = 4377063405312.

The previous prime is 4520274020641. The next prime is 4520274020663. The reversal of 4520274020657 is 7560204720254.

It is a cyclic number.

It is not a de Polignac number, because 4520274020657 - 2⁴ = 4520274020641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4520274320657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3771944 + ... + 4823702.

It is an arithmetic number, because the mean of its divisors is an integer number (291614132880).

Almost surely, 2^{4520274020657} is an apocalyptic number.

It is an amenable number.

4520274020657 is a deficient number, since it is larger than the sum of its proper divisors (145552105423).

4520274020657 is a wasteful number, since it uses less digits than its factorization.

4520274020657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052872.

The product of its (nonzero) digits is 940800, while the sum is 44.

The spelling of 4520274020657 in words is "four trillion, five hundred twenty billion, two hundred seventy-four million, twenty thousand, six hundred fifty-seven".