120165051400 has 48 divisors (see below), whose sum is σ = 282920284800. Its totient is φ = 47457583680.

The previous prime is 120165051317. The next prime is 120165051403. The reversal of 120165051400 is 4150561021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (120165051403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3786892 + ... + 3818491.

It is an arithmetic number, because the mean of its divisors is an integer number (5894172600).

Almost surely, 2^120165051400 is an apocalyptic number.

120165051400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120165051400 is an abundant number, since it is smaller than the sum of its proper divisors (162755233400).

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

120165051400 is a wasteful number, since it uses less digits than its factorization.

120165051400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7605478 (or 7605469 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 120165051400 in words is "one hundred twenty billion, one hundred sixty-five million, fifty-one thousand, four hundred".