120042477240 has 64 divisors (see below), whose sum is σ = 411574210560. Its totient is φ = 27438280320.

The previous prime is 120042477239. The next prime is 120042477241. The reversal of 120042477240 is 42774240021.

It is an interprime number because it is at equal distance from previous prime (120042477239) and next prime (120042477241).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120042477241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71453016 + ... + 71454695.

It is an arithmetic number, because the mean of its divisors is an integer number (6430847040).

Almost surely, 2^120042477240 is an apocalyptic number.

120042477240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120042477240 is an abundant number, since it is smaller than the sum of its proper divisors (291531733320).

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

120042477240 is a wasteful number, since it uses less digits than its factorization.

120042477240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142907732 (or 142907728 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 33.

The spelling of 120042477240 in words is "one hundred twenty billion, forty-two million, four hundred seventy-seven thousand, two hundred forty".