1542796800 has 120 divisors (see below), whose sum is σ = 5096659656. Its totient is φ = 411402240.

The previous prime is 1542796799. The next prime is 1542796813. The reversal of 1542796800 is 86972451.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

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, 18312 + ... + 58488.

Almost surely, 2^1542796800 is an apocalyptic number.

1542796800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1542796800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2548329828).

1542796800 is an abundant number, since it is smaller than the sum of its proper divisors (3553862856).

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

1542796800 is an equidigital number, since it uses as much as digits as its factorization.

1542796800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40208 (or 40187 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 1542796800 is about 39278.4521079943. The cubic root of 1542796800 is about 1155.4990066564.

The spelling of 1542796800 in words is "one billion, five hundred forty-two million, seven hundred ninety-six thousand, eight hundred".