14155542120 has 128 divisors (see below), whose sum is σ = 42732748800. Its totient is φ = 3751252224.

The previous prime is 14155542101. The next prime is 14155542157. The reversal of 14155542120 is 2124555141.

It is a super-2 number, since 2×14155542120² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22014519 + ... + 22015161.

It is an arithmetic number, because the mean of its divisors is an integer number (333849600).

Almost surely, 2^14155542120 is an apocalyptic number.

14155542120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14155542120 is an abundant number, since it is smaller than the sum of its proper divisors (28577206680).

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

14155542120 is a wasteful number, since it uses less digits than its factorization.

14155542120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519 (or 1515 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The spelling of 14155542120 in words is "fourteen billion, one hundred fifty-five million, five hundred forty-two thousand, one hundred twenty".