120252403355454 has 48 divisors (see below), whose sum is σ = 267389613887760. Its totient is φ = 39034979867520.

The previous prime is 120252403355443. The next prime is 120252403355459. The reversal of 120252403355454 is 454553304252021.

120252403355454 is a `hidden beast` number, since 1 + 2 + 0 + 2 + 5 + 2 + 40 + 3 + 3 + 554 + 54 = 666.

It is a super-2 number, since 2×120252403355454² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120252403355459) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148539309 + ... + 149346680.

It is an arithmetic number, because the mean of its divisors is an integer number (5570616955995).

Almost surely, 2^{120252403355454} is an apocalyptic number.

120252403355454 is an abundant number, since it is smaller than the sum of its proper divisors (147137210532306).

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

120252403355454 is a wasteful number, since it uses less digits than its factorization.

120252403355454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297886585 (or 297886582 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

The spelling of 120252403355454 in words is "one hundred twenty trillion, two hundred fifty-two billion, four hundred three million, three hundred fifty-five thousand, four hundred fifty-four".