26425583238 has 32 divisors (see below), whose sum is σ = 53520330240. Its totient is φ = 8697477600.

The previous prime is 26425583237. The next prime is 26425583257. The reversal of 26425583238 is 83238552462.

It is a super-2 number, since 2×26425583238² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26425583237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162993 + ... + 281811.

It is an arithmetic number, because the mean of its divisors is an integer number (1672510320).

Almost surely, 2^26425583238 is an apocalyptic number.

26425583238 is an abundant number, since it is smaller than the sum of its proper divisors (27094747002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26425583238 is a wasteful number, since it uses less digits than its factorization.

26425583238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119292.

The product of its digits is 2764800, while the sum is 48.

The spelling of 26425583238 in words is "twenty-six billion, four hundred twenty-five million, five hundred eighty-three thousand, two hundred thirty-eight".