215042466610 has 64 divisors (see below), whose sum is σ = 409507176960. Its totient is φ = 81210004480.

The previous prime is 215042466599. The next prime is 215042466641. The reversal of 215042466610 is 16664240512.

It is a self number, because there is not a number n which added to its sum of digits gives 215042466610.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1652337 + ... + 1777723.

It is an arithmetic number, because the mean of its divisors is an integer number (6398549640).

Almost surely, 2^215042466610 is an apocalyptic number.

215042466610 is a deficient number, since it is larger than the sum of its proper divisors (194464710350).

215042466610 is a wasteful number, since it uses less digits than its factorization.

215042466610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125571.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 215042466610 in words is "two hundred fifteen billion, forty-two million, four hundred sixty-six thousand, six hundred ten".