619412066 has 32 divisors (see below), whose sum is σ = 1147036800. Its totient is φ = 244290816.

The previous prime is 619412039. The next prime is 619412069. The reversal of 619412066 is 660214916.

It is not an unprimeable number, because it can be changed into a prime (619412069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56285 + ... + 66383.

It is an arithmetic number, because the mean of its divisors is an integer number (35844900).

Almost surely, 2^619412066 is an apocalyptic number.

619412066 is a deficient number, since it is larger than the sum of its proper divisors (527624734).

619412066 is a wasteful number, since it uses less digits than its factorization.

619412066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10458.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 619412066 is about 24887.9903969766. The cubic root of 619412066 is about 852.4322795167.

The spelling of 619412066 in words is "six hundred nineteen million, four hundred twelve thousand, sixty-six".