16125053545 has 16 divisors (see below), whose sum is σ = 19539636480. Its totient is φ = 12773769984.

The previous prime is 16125053519. The next prime is 16125053563. The reversal of 16125053545 is 54535052161.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16125053545 - 2¹³ = 16125045353 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1510336 + ... + 1520974.

It is an arithmetic number, because the mean of its divisors is an integer number (1221227280).

Almost surely, 2^16125053545 is an apocalyptic number.

It is an amenable number.

16125053545 is a deficient number, since it is larger than the sum of its proper divisors (3414582935).

16125053545 is a wasteful number, since it uses less digits than its factorization.

16125053545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13584.

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 16125053545 in words is "sixteen billion, one hundred twenty-five million, fifty-three thousand, five hundred forty-five".