127333393920 has 120 divisors (see below), whose sum is σ = 440991435456. Its totient is φ = 33955565568.

The previous prime is 127333393879. The next prime is 127333393969. The reversal of 127333393920 is 29393333721.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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, 2740272 + ... + 2786351.

Almost surely, 2^127333393920 is an apocalyptic number.

127333393920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127333393920 is an abundant number, since it is smaller than the sum of its proper divisors (313658041536).

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

127333393920 is an equidigital number, since it uses as much as digits as its factorization.

127333393920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5526652 (or 5526633 counting only the distinct ones).

The product of its (nonzero) digits is 551124, while the sum is 45.

The spelling of 127333393920 in words is "one hundred twenty-seven billion, three hundred thirty-three million, three hundred ninety-three thousand, nine hundred twenty".