16545652103407 has 32 divisors (see below), whose sum is σ = 20225291304960. Its totient is φ = 13226282657280.

The previous prime is 16545652103389. The next prime is 16545652103411. The reversal of 16545652103407 is 70430125654561.

It is not a de Polignac number, because 16545652103407 - 2³⁹ = 15995896289519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16545652103447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9842098 + ... + 11399920.

It is an arithmetic number, because the mean of its divisors is an integer number (632040353280).

Almost surely, 2^{16545652103407} is an apocalyptic number.

16545652103407 is a deficient number, since it is larger than the sum of its proper divisors (3679639201553).

16545652103407 is a wasteful number, since it uses less digits than its factorization.

16545652103407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559503.

The product of its (nonzero) digits is 3024000, while the sum is 49.

Adding to 16545652103407 its reverse (70430125654561), we get a palindrome (86975777757968).

The spelling of 16545652103407 in words is "sixteen trillion, five hundred forty-five billion, six hundred fifty-two million, one hundred three thousand, four hundred seven".