120435664454 has 16 divisors (see below), whose sum is σ = 213121176576. Its totient is φ = 49950275400.

The previous prime is 120435664411. The next prime is 120435664493. The reversal of 120435664454 is 454466534021.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138750332 + ... + 138751199.

It is an arithmetic number, because the mean of its divisors is an integer number (13320073536).

Almost surely, 2^120435664454 is an apocalyptic number.

120435664454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

120435664454 is a deficient number, since it is larger than the sum of its proper divisors (92685512122).

120435664454 is a wasteful number, since it uses less digits than its factorization.

120435664454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277501571.

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 120435664454 in words is "one hundred twenty billion, four hundred thirty-five million, six hundred sixty-four thousand, four hundred fifty-four".