160400645 has 16 divisors (see below), whose sum is σ = 196283520. Its totient is φ = 125797824.

The previous prime is 160400633. The next prime is 160400693. The reversal of 160400645 is 546004061.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 160400645 - 2⁴ = 160400629 is a prime.

It is a congruent number.

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, 180392 + ... + 181278.

It is an arithmetic number, because the mean of its divisors is an integer number (12267720).

Almost surely, 2^160400645 is an apocalyptic number.

It is an amenable number.

160400645 is a deficient number, since it is larger than the sum of its proper divisors (35882875).

160400645 is an equidigital number, since it uses as much as digits as its factorization.

160400645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 160400645 is about 12664.9376232179. The cubic root of 160400645 is about 543.3362780608.

The spelling of 160400645 in words is "one hundred sixty million, four hundred thousand, six hundred forty-five".