1542899016 has 160 divisors (see below), whose sum is σ = 4516300800. Its totient is φ = 491546880.

The previous prime is 1542898969. The next prime is 1542899021. The reversal of 1542899016 is 6109982451.

1542899016 is a `hidden beast` number, since 1 + 542 + 8 + 9 + 90 + 16 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1787401 + ... + 1788263.

It is an arithmetic number, because the mean of its divisors is an integer number (28226880).

Almost surely, 2^1542899016 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 1542899016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2258150400).

1542899016 is an abundant number, since it is smaller than the sum of its proper divisors (2973401784).

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

1542899016 is a wasteful number, since it uses less digits than its factorization.

1542899016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001 (or 988 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 1542899016 is about 39279.7532578808. The cubic root of 1542899016 is about 1155.5245247886.

The spelling of 1542899016 in words is "one billion, five hundred forty-two million, eight hundred ninety-nine thousand, sixteen".