2857841481497 has 32 divisors (see below), whose sum is σ = 3133465067520. Its totient is φ = 2594721911040.

The previous prime is 2857841481493. The next prime is 2857841481553. The reversal of 2857841481497 is 7941841487582.

It is a cyclic number.

It is not a de Polignac number, because 2857841481497 - 2² = 2857841481493 is a prime.

It is a super-2 number, since 2×2857841481497² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2857841481491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 692472248 + ... + 692476374.

It is an arithmetic number, because the mean of its divisors is an integer number (97920783360).

Almost surely, 2^{2857841481497} is an apocalyptic number.

It is an amenable number.

2857841481497 is a deficient number, since it is larger than the sum of its proper divisors (275623586023).

2857841481497 is a wasteful number, since it uses less digits than its factorization.

2857841481497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8021.

The product of its digits is 144506880, while the sum is 68.

The spelling of 2857841481497 in words is "two trillion, eight hundred fifty-seven billion, eight hundred forty-one million, four hundred eighty-one thousand, four hundred ninety-seven".