26446183240 has 32 divisors (see below), whose sum is σ = 59576287680. Its totient is φ = 10565606592.

The previous prime is 26446183199. The next prime is 26446183241. The reversal of 26446183240 is 4238164462.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 26446183193 and 26446183202.

It is not an unprimeable number, because it can be changed into a prime (26446183241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368754 + ... + 434593.

It is an arithmetic number, because the mean of its divisors is an integer number (1861758990).

Almost surely, 2^26446183240 is an apocalyptic number.

26446183240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26446183240 is an abundant number, since it is smaller than the sum of its proper divisors (33130104440).

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

26446183240 is a wasteful number, since it uses less digits than its factorization.

26446183240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804181 (or 804177 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 26446183240 in words is "twenty-six billion, four hundred forty-six million, one hundred eighty-three thousand, two hundred forty".