26466258432 has 80 divisors (see below), whose sum is σ = 72782341632. Its totient is φ = 8537487360.

The previous prime is 26466258431. The next prime is 26466258433. The reversal of 26466258432 is 23485266462.

It is an interprime number because it is at equal distance from previous prime (26466258431) and next prime (26466258433).

It is a super-2 number, since 2×26466258432² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26466258431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230298 + ... + 325529.

Almost surely, 2^26466258432 is an apocalyptic number.

It is an amenable number.

26466258432 is an abundant number, since it is smaller than the sum of its proper divisors (46316083200).

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

26466258432 is an equidigital number, since it uses as much as digits as its factorization.

26466258432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555879 (or 555863 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 48.

The spelling of 26466258432 in words is "twenty-six billion, four hundred sixty-six million, two hundred fifty-eight thousand, four hundred thirty-two".