1542554064016 has 45 divisors (see below), whose sum is σ = 3476727654969. Its totient is φ = 661079694912.

The previous prime is 1542554064013. The next prime is 1542554064017. The reversal of 1542554064016 is 6104604552451.

The square root of 1542554064016 is 1241996.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1449953139600 + 92600924416 = 1204140^2 + 304304^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1542554064013) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 34753710 + ... + 34798066.

Almost surely, 2^{1542554064016} is an apocalyptic number.

1542554064016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1542554064016 is the 1241996-th square number.

It is an amenable number.

1542554064016 is an abundant number, since it is smaller than the sum of its proper divisors (1934173590953).

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

1542554064016 is an frugal number, since it uses more digits than its factorization.

1542554064016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88736 (or 44366 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 1542554064016 in words is "one trillion, five hundred forty-two billion, five hundred fifty-four million, sixty-four thousand, sixteen".