120451554255 has 32 divisors (see below), whose sum is σ = 196538213376. Its totient is φ = 62971136384.

The previous prime is 120451554227. The next prime is 120451554313. The reversal of 120451554255 is 552455154021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 120451554255 - 2⁹ = 120451553743 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 808204 + ... + 945566.

It is an arithmetic number, because the mean of its divisors is an integer number (6141819168).

Almost surely, 2^120451554255 is an apocalyptic number.

120451554255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120451554255 is a deficient number, since it is larger than the sum of its proper divisors (76086659121).

120451554255 is a wasteful number, since it uses less digits than its factorization.

120451554255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138527.

The product of its (nonzero) digits is 200000, while the sum is 39.

The spelling of 120451554255 in words is "one hundred twenty billion, four hundred fifty-one million, five hundred fifty-four thousand, two hundred fifty-five".