15226897100 has 18 divisors (see below), whose sum is σ = 33042366924. Its totient is φ = 6090758800.

The previous prime is 15226897087. The next prime is 15226897121. The reversal of 15226897100 is 179862251.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76134386 + ... + 76134585.

Almost surely, 2^15226897100 is an apocalyptic number.

15226897100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15226897100 is an abundant number, since it is smaller than the sum of its proper divisors (17815469824).

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

15226897100 is a wasteful number, since it uses less digits than its factorization.

15226897100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152268985 (or 152268978 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 41.

The spelling of 15226897100 in words is "fifteen billion, two hundred twenty-six million, eight hundred ninety-seven thousand, one hundred".