16071374457401 has 4 divisors (see below), whose sum is σ = 16086078369252. Its totient is φ = 16056670545552.

The previous prime is 16071374457373. The next prime is 16071374457521. The reversal of 16071374457401 is 10475447317061.

16071374457401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13962358917376 + 2109015540025 = 3736624^2 + 1452245^2 .

It is a cyclic number.

It is not a de Polignac number, because 16071374457401 - 2⁴² = 11673327946297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16071374457401.

It is not an unprimeable number, because it can be changed into a prime (16071374459401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7351954286 + ... + 7351956471.

It is an arithmetic number, because the mean of its divisors is an integer number (4021519592313).

Almost surely, 2^{16071374457401} is an apocalyptic number.

It is an amenable number.

16071374457401 is a deficient number, since it is larger than the sum of its proper divisors (14703911851).

16071374457401 is a wasteful number, since it uses less digits than its factorization.

16071374457401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14703911850.

The product of its (nonzero) digits is 1975680, while the sum is 50.

The spelling of 16071374457401 in words is "sixteen trillion, seventy-one billion, three hundred seventy-four million, four hundred fifty-seven thousand, four hundred one".