42526615401 has 24 divisors (see below), whose sum is σ = 62364516864. Its totient is φ = 27918807840.

The previous prime is 42526615399. The next prime is 42526615429. The reversal of 42526615401 is 10451662524.

42526615401 is a `hidden beast` number, since 4 + 2 + 52 + 6 + 61 + 540 + 1 = 666.

It is not a de Polignac number, because 42526615401 - 2¹ = 42526615399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42526615471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2183416 + ... + 2202806.

It is an arithmetic number, because the mean of its divisors is an integer number (2598521536).

Almost surely, 2^42526615401 is an apocalyptic number.

It is an amenable number.

42526615401 is a deficient number, since it is larger than the sum of its proper divisors (19837901463).

42526615401 is a wasteful number, since it uses less digits than its factorization.

42526615401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23101 (or 23098 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 42526615401 in words is "forty-two billion, five hundred twenty-six million, six hundred fifteen thousand, four hundred one".