120652021554540 has 96 divisors (see below), whose sum is σ = 396521238457344. Its totient is φ = 26832264249600.

The previous prime is 120652021554539. The next prime is 120652021554601. The reversal of 120652021554540 is 45455120256021.

It is a super-2 number, since 2×120652021554540² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 120652021554492 and 120652021554501.

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, 3881967136 + ... + 3881998215.

It is an arithmetic number, because the mean of its divisors is an integer number (4130429567264).

Almost surely, 2^{120652021554540} is an apocalyptic number.

120652021554540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120652021554540 is an abundant number, since it is smaller than the sum of its proper divisors (275869216902804).

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

120652021554540 is a wasteful number, since it uses less digits than its factorization.

120652021554540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7763965407 (or 7763965405 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 120652021554540 in words is "one hundred twenty trillion, six hundred fifty-two billion, twenty-one million, five hundred fifty-four thousand, five hundred forty".