42500047292697 has 4 divisors (see below), whose sum is σ = 56666729723600. Its totient is φ = 28333364861796.

The previous prime is 42500047292683. The next prime is 42500047292711. The reversal of 42500047292697 is 79629274000524.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (42500047292683) and next prime (42500047292711).

It is not a de Polignac number, because 42500047292697 - 2²⁰ = 42500046244121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42500047292497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7083341215447 + ... + 7083341215452.

It is an arithmetic number, because the mean of its divisors is an integer number (14166682430900).

Almost surely, 2^{42500047292697} is an apocalyptic number.

It is an amenable number.

42500047292697 is a deficient number, since it is larger than the sum of its proper divisors (14166682430903).

42500047292697 is a wasteful number, since it uses less digits than its factorization.

42500047292697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14166682430902.

The product of its (nonzero) digits is 15240960, while the sum is 57.

The spelling of 42500047292697 in words is "forty-two trillion, five hundred billion, forty-seven million, two hundred ninety-two thousand, six hundred ninety-seven".