42254511522553 has 4 divisors (see below), whose sum is σ = 46095830751888. Its totient is φ = 38413192293220.

The previous prime is 42254511522551. The next prime is 42254511522581. The reversal of 42254511522553 is 35522511545224.

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 a cyclic number.

It is not a de Polignac number, because 42254511522553 - 2¹ = 42254511522551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42254511522551) 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, 1920659614651 + ... + 1920659614672.

It is an arithmetic number, because the mean of its divisors is an integer number (11523957687972).

Almost surely, 2^{42254511522553} is an apocalyptic number.

It is an amenable number.

42254511522553 is a deficient number, since it is larger than the sum of its proper divisors (3841319229335).

42254511522553 is a wasteful number, since it uses less digits than its factorization.

42254511522553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3841319229334.

The product of its digits is 2400000, while the sum is 46.

The spelling of 42254511522553 in words is "forty-two trillion, two hundred fifty-four billion, five hundred eleven million, five hundred twenty-two thousand, five hundred fifty-three".