1660341406 has 16 divisors (see below), whose sum is σ = 2503191600. Its totient is φ = 825952000.

The previous prime is 1660341401. The next prime is 1660341409. The reversal of 1660341406 is 6041430661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1660341401) 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, 850920 + ... + 852868.

It is an arithmetic number, because the mean of its divisors is an integer number (156449475).

Almost surely, 2^1660341406 is an apocalyptic number.

1660341406 is a deficient number, since it is larger than the sum of its proper divisors (842850194).

1660341406 is a wasteful number, since it uses less digits than its factorization.

1660341406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3899.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1660341406 is about 40747.2870998794. The cubic root of 1660341406 is about 1184.1293148987.

The spelling of 1660341406 in words is "one billion, six hundred sixty million, three hundred forty-one thousand, four hundred six".