122460040144 has 40 divisors (see below), whose sum is σ = 255540692960. Its totient is φ = 56514907008.

The previous prime is 122460040139. The next prime is 122460040147. The reversal of 122460040144 is 441040064221.

It is a super-2 number, since 2×122460040144² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122460040147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3239947 + ... + 3277525.

It is an arithmetic number, because the mean of its divisors is an integer number (6388517324).

Almost surely, 2^122460040144 is an apocalyptic number.

It is an amenable number.

122460040144 is an abundant number, since it is smaller than the sum of its proper divisors (133080652816).

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

122460040144 is a wasteful number, since it uses less digits than its factorization.

122460040144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53267 (or 53261 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The spelling of 122460040144 in words is "one hundred twenty-two billion, four hundred sixty million, forty thousand, one hundred forty-four".