42547674525 has 24 divisors (see below), whose sum is σ = 70734160224. Its totient is φ = 22566715200.

The previous prime is 42547674523. The next prime is 42547674541. The reversal of 42547674525 is 52547674524.

It is not a de Polignac number, because 42547674525 - 2¹ = 42547674523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42547674523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1553559 + ... + 1580708.

It is an arithmetic number, because the mean of its divisors is an integer number (2947256676).

Almost surely, 2^42547674525 is an apocalyptic number.

It is an amenable number.

42547674525 is a deficient number, since it is larger than the sum of its proper divisors (28186485699).

42547674525 is a wasteful number, since it uses less digits than its factorization.

42547674525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134461 (or 3134456 counting only the distinct ones).

The product of its digits is 9408000, while the sum is 51.

Subtracting 42547674525 from its reverse (52547674524), we obtain a palindrome (9999999999).

The spelling of 42547674525 in words is "forty-two billion, five hundred forty-seven million, six hundred seventy-four thousand, five hundred twenty-five".