42896687823 has 12 divisors (see below), whose sum is σ = 67594780968. Its totient is φ = 25997992560.

The previous prime is 42896687761. The next prime is 42896687837. The reversal of 42896687823 is 32878669824.

It is not a de Polignac number, because 42896687823 - 2⁶ = 42896687759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42896687723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216649840 + ... + 216650037.

It is an arithmetic number, because the mean of its divisors is an integer number (5632898414).

Almost surely, 2^42896687823 is an apocalyptic number.

42896687823 is a deficient number, since it is larger than the sum of its proper divisors (24698093145).

42896687823 is a wasteful number, since it uses less digits than its factorization.

42896687823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433299894 (or 433299891 counting only the distinct ones).

The product of its digits is 55738368, while the sum is 63.

The spelling of 42896687823 in words is "forty-two billion, eight hundred ninety-six million, six hundred eighty-seven thousand, eight hundred twenty-three".