26455720475 has 24 divisors (see below), whose sum is σ = 33635628432. Its totient is φ = 20629683200.

The previous prime is 26455720469. The next prime is 26455720483. The reversal of 26455720475 is 57402755462.

It is not a de Polignac number, because 26455720475 - 2²⁴ = 26438943259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1180979 + ... + 1203171.

It is an arithmetic number, because the mean of its divisors is an integer number (1401484518).

Almost surely, 2^26455720475 is an apocalyptic number.

26455720475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

26455720475 is a deficient number, since it is larger than the sum of its proper divisors (7179907957).

26455720475 is a wasteful number, since it uses less digits than its factorization.

26455720475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23407 (or 23402 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 47.

The spelling of 26455720475 in words is "twenty-six billion, four hundred fifty-five million, seven hundred twenty thousand, four hundred seventy-five".