16545720474701 has 8 divisors (see below), whose sum is σ = 18228588535008. Its totient is φ = 14892637690000.

The previous prime is 16545720474697. The next prime is 16545720474727. The reversal of 16545720474701 is 10747402754561.

16545720474701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16545720474701 - 2² = 16545720474697 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16545720474791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7446317735 + ... + 7446319956.

It is an arithmetic number, because the mean of its divisors is an integer number (2278573566876).

Almost surely, 2^{16545720474701} is an apocalyptic number.

16545720474701 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16545720474701 is a deficient number, since it is larger than the sum of its proper divisors (1682868060307).

16545720474701 is a wasteful number, since it uses less digits than its factorization.

16545720474701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14892637803.

The product of its (nonzero) digits is 6585600, while the sum is 53.

The spelling of 16545720474701 in words is "sixteen trillion, five hundred forty-five billion, seven hundred twenty million, four hundred seventy-four thousand, seven hundred one".