1420543154124 has 120 divisors (see below), whose sum is σ = 3750892393248. Its totient is φ = 468759882240.

The previous prime is 1420543154117. The next prime is 1420543154231. The reversal of 1420543154124 is 4214513450241.

1420543154124 is a `hidden beast` number, since 1 + 4 + 205 + 4 + 31 + 5 + 412 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 141525634 + ... + 141535670.

Almost surely, 2^{1420543154124} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1420543154124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1875446196624).

1420543154124 is an abundant number, since it is smaller than the sum of its proper divisors (2330349239124).

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

1420543154124 is a wasteful number, since it uses less digits than its factorization.

1420543154124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14397 (or 14386 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 1420543154124 in words is "one trillion, four hundred twenty billion, five hundred forty-three million, one hundred fifty-four thousand, one hundred twenty-four".