42523554807 has 48 divisors (see below), whose sum is σ = 64714890240. Its totient is φ = 26854540416.

The previous prime is 42523554781. The next prime is 42523554817. The reversal of 42523554807 is 70845532524.

42523554807 is a `hidden beast` number, since 4 + 252 + 355 + 48 + 0 + 7 = 666.

It is not a de Polignac number, because 42523554807 - 2⁶ = 42523554743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42523554817) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13809294 + ... + 13812372.

It is an arithmetic number, because the mean of its divisors is an integer number (1348226880).

Almost surely, 2^42523554807 is an apocalyptic number.

42523554807 is a deficient number, since it is larger than the sum of its proper divisors (22191335433).

42523554807 is a wasteful number, since it uses less digits than its factorization.

42523554807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3732 (or 3729 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 45.

The spelling of 42523554807 in words is "forty-two billion, five hundred twenty-three million, five hundred fifty-four thousand, eight hundred seven".