26623423480 has 32 divisors (see below), whose sum is σ = 59943891600. Its totient is φ = 10642046976.

The previous prime is 26623423457. The next prime is 26623423483. The reversal of 26623423480 is 8432432662.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26623423483) 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, 169737 + ... + 286456.

Almost surely, 2^26623423480 is an apocalyptic number.

26623423480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26623423480 is an abundant number, since it is smaller than the sum of its proper divisors (33320468120).

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

26623423480 is a wasteful number, since it uses less digits than its factorization.

26623423480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457663 (or 457659 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 26623423480 in words is "twenty-six billion, six hundred twenty-three million, four hundred twenty-three thousand, four hundred eighty".