2154462421124 has 48 divisors (see below), whose sum is σ = 4148503812096. Its totient is φ = 972945129600.

The previous prime is 2154462421099. The next prime is 2154462421127. The reversal of 2154462421124 is 4211242644512.

It is not an unprimeable number, because it can be changed into a prime (2154462421127) 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, 1172192 + ... + 2383895.

It is an arithmetic number, because the mean of its divisors is an integer number (86427162752).

Almost surely, 2^{2154462421124} is an apocalyptic number.

It is an amenable number.

2154462421124 is a deficient number, since it is larger than the sum of its proper divisors (1994041390972).

2154462421124 is a wasteful number, since it uses less digits than its factorization.

2154462421124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3556356 (or 3556354 counting only the distinct ones).

The product of its digits is 122880, while the sum is 38.

The spelling of 2154462421124 in words is "two trillion, one hundred fifty-four billion, four hundred sixty-two million, four hundred twenty-one thousand, one hundred twenty-four".