26665150000 has 60 divisors (see below), whose sum is σ = 64575648144. Its totient is φ = 10666040000.

The previous prime is 26665149943. The next prime is 26665150021. The reversal of 26665150000 is 5156662.

It is a super-2 number, since 2×26665150000² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216652 + ... + 316651.

Almost surely, 2^26665150000 is an apocalyptic number.

26665150000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26665150000 is an abundant number, since it is smaller than the sum of its proper divisors (37910498144).

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

26665150000 is an frugal number, since it uses more digits than its factorization.

26665150000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533336 (or 533310 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 26665150000 in words is "twenty-six billion, six hundred sixty-five million, one hundred fifty thousand".