42896581361 has 16 divisors (see below), whose sum is σ = 43955896320. Its totient is φ = 41851077840.

The previous prime is 42896581349. The next prime is 42896581373. The reversal of 42896581361 is 16318569824.

It is an interprime number because it is at equal distance from previous prime (42896581349) and next prime (42896581373).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42896581361 is a prime.

It is a super-2 number, since 2×42896581361² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42896581391) 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, 4008560 + ... + 4019246.

It is an arithmetic number, because the mean of its divisors is an integer number (2747243520).

Almost surely, 2^42896581361 is an apocalyptic number.

It is an amenable number.

42896581361 is a deficient number, since it is larger than the sum of its proper divisors (1059314959).

42896581361 is a wasteful number, since it uses less digits than its factorization.

42896581361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11324.

The product of its digits is 2488320, while the sum is 53.

The spelling of 42896581361 in words is "forty-two billion, eight hundred ninety-six million, five hundred eighty-one thousand, three hundred sixty-one".