26434505456 has 20 divisors (see below), whose sum is σ = 51279263304. Its totient is φ = 13201147200.

The previous prime is 26434505437. The next prime is 26434505483. The reversal of 26434505456 is 65450543462.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 993050 + ... + 1019321.

Almost surely, 2^26434505456 is an apocalyptic number.

It is an amenable number.

26434505456 is a deficient number, since it is larger than the sum of its proper divisors (24844757848).

26434505456 is a wasteful number, since it uses less digits than its factorization.

26434505456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013200 (or 2013194 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 44.

The spelling of 26434505456 in words is "twenty-six billion, four hundred thirty-four million, five hundred five thousand, four hundred fifty-six".