120543640474436 has 24 divisors (see below), whose sum is σ = 213068009480256. Its totient is φ = 59667223263200.

The previous prime is 120543640474381. The next prime is 120543640474451. The reversal of 120543640474436 is 634474046345021.

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, 16538666 + ... + 22685121.

It is an arithmetic number, because the mean of its divisors is an integer number (8877833728344).

Almost surely, 2^{120543640474436} is an apocalyptic number.

It is an amenable number.

120543640474436 is a deficient number, since it is larger than the sum of its proper divisors (92524369005820).

120543640474436 is a wasteful number, since it uses less digits than its factorization.

120543640474436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39231499 (or 39231497 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 53.

The spelling of 120543640474436 in words is "one hundred twenty trillion, five hundred forty-three billion, six hundred forty million, four hundred seventy-four thousand, four hundred thirty-six".