1542400554 has 16 divisors (see below), whose sum is σ = 3191173920. Its totient is φ = 496404720.

The previous prime is 1542400549. The next prime is 1542400591. The reversal of 1542400554 is 4550042451.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4432012 + ... + 4432359.

It is an arithmetic number, because the mean of its divisors is an integer number (199448370).

Almost surely, 2^1542400554 is an apocalyptic number.

1542400554 is an abundant number, since it is smaller than the sum of its proper divisors (1648773366).

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

1542400554 is a wasteful number, since it uses less digits than its factorization.

1542400554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8864405.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 1542400554 is about 39273.4077207466. The cubic root of 1542400554 is about 1155.4000735449.

The spelling of 1542400554 in words is "one billion, five hundred forty-two million, four hundred thousand, five hundred fifty-four".