1466515642 has 16 divisors (see below), whose sum is σ = 2333041920. Its totient is φ = 688978368.

The previous prime is 1466515619. The next prime is 1466515643. The reversal of 1466515642 is 2465156641.

It is a junction number, because it is equal to n+sod(n) for n = 1466515595 and 1466515604.

It is not an unprimeable number, because it can be changed into a prime (1466515643) 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, 14892 + ... + 56167.

It is an arithmetic number, because the mean of its divisors is an integer number (145815120).

Almost surely, 2^1466515642 is an apocalyptic number.

1466515642 is a deficient number, since it is larger than the sum of its proper divisors (866526278).

1466515642 is a wasteful number, since it uses less digits than its factorization.

1466515642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71685.

The product of its digits is 172800, while the sum is 40.

The square root of 1466515642 is about 38295.1125079951. The cubic root of 1466515642 is about 1136.1322815318.

The spelling of 1466515642 in words is "one billion, four hundred sixty-six million, five hundred fifteen thousand, six hundred forty-two".