117421725970 has 32 divisors (see below), whose sum is σ = 213959346048. Its totient is φ = 46391144448.

The previous prime is 117421725917. The next prime is 117421725977. The reversal of 117421725970 is 79527124711.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 117421725970.

It is not an unprimeable number, because it can be changed into a prime (117421725977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3775122 + ... + 3806098.

It is an arithmetic number, because the mean of its divisors is an integer number (6686229564).

Almost surely, 2^117421725970 is an apocalyptic number.

117421725970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117421725970 is a deficient number, since it is larger than the sum of its proper divisors (96537620078).

117421725970 is a wasteful number, since it uses less digits than its factorization.

117421725970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35634.

The product of its (nonzero) digits is 246960, while the sum is 46.

The spelling of 117421725970 in words is "one hundred seventeen billion, four hundred twenty-one million, seven hundred twenty-five thousand, nine hundred seventy".