16145420357542 has 48 divisors (see below), whose sum is σ = 29715558822432. Its totient is φ = 6439737807360.

The previous prime is 16145420357527. The next prime is 16145420357639. The reversal of 16145420357542 is 24575302454161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29186059 + ... + 29734102.

It is an arithmetic number, because the mean of its divisors is an integer number (619074142134).

Almost surely, 2^{16145420357542} is an apocalyptic number.

16145420357542 is a deficient number, since it is larger than the sum of its proper divisors (13570138464890).

16145420357542 is a wasteful number, since it uses less digits than its factorization.

16145420357542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58920253 (or 58920230 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 49.

The spelling of 16145420357542 in words is "sixteen trillion, one hundred forty-five billion, four hundred twenty million, three hundred fifty-seven thousand, five hundred forty-two".