42735031297 has 16 divisors (see below), whose sum is σ = 51268718592. Its totient is φ = 34827590160.

The previous prime is 42735031267. The next prime is 42735031319. The reversal of 42735031297 is 79213053724.

It is a cyclic number.

It is not a de Polignac number, because 42735031297 - 2²⁷ = 42600813569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42735031247) 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, 767829 + ... + 821602.

It is an arithmetic number, because the mean of its divisors is an integer number (3204294912).

Almost surely, 2^42735031297 is an apocalyptic number.

It is an amenable number.

42735031297 is a deficient number, since it is larger than the sum of its proper divisors (8533687295).

42735031297 is a wasteful number, since it uses less digits than its factorization.

42735031297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589628.

The product of its (nonzero) digits is 317520, while the sum is 43.

The spelling of 42735031297 in words is "forty-two billion, seven hundred thirty-five million, thirty-one thousand, two hundred ninety-seven".