26450342724 has 48 divisors (see below), whose sum is σ = 67265779392. Its totient is φ = 8040508032.

The previous prime is 26450342693. The next prime is 26450342729. The reversal of 26450342724 is 42724305462.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (26450342729) 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, 1008459 + ... + 1034354.

It is an arithmetic number, because the mean of its divisors is an integer number (1401370404).

Almost surely, 2^26450342724 is an apocalyptic number.

It is an amenable number.

26450342724 is an abundant number, since it is smaller than the sum of its proper divisors (40815436668).

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

26450342724 is a wasteful number, since it uses less digits than its factorization.

26450342724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042916 (or 2042914 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 39.

The spelling of 26450342724 in words is "twenty-six billion, four hundred fifty million, three hundred forty-two thousand, seven hundred twenty-four".