1542243631400 has 48 divisors (see below), whose sum is σ = 3592902480000. Its totient is φ = 615661145280.

The previous prime is 1542243631361. The next prime is 1542243631429. The reversal of 1542243631400 is 41363422451.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7626872 + ... + 7826471.

It is an arithmetic number, because the mean of its divisors is an integer number (74852135000).

Almost surely, 2^{1542243631400} is an apocalyptic number.

1542243631400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1542243631400 is an abundant number, since it is smaller than the sum of its proper divisors (2050658848600).

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

1542243631400 is a wasteful number, since it uses less digits than its factorization.

1542243631400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15453858 (or 15453849 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 1542243631400 in words is "one trillion, five hundred forty-two billion, two hundred forty-three million, six hundred thirty-one thousand, four hundred".