219022051742 has 32 divisors (see below), whose sum is σ = 362531635200. Its totient is φ = 98595060480.

The previous prime is 219022051739. The next prime is 219022051753. The reversal of 219022051742 is 247150220912.

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, 4252259 + ... + 4303457.

It is an arithmetic number, because the mean of its divisors is an integer number (11329113600).

Almost surely, 2^219022051742 is an apocalyptic number.

219022051742 is a deficient number, since it is larger than the sum of its proper divisors (143509583458).

219022051742 is a wasteful number, since it uses less digits than its factorization.

219022051742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55268.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 219022051742 in words is "two hundred nineteen billion, twenty-two million, fifty-one thousand, seven hundred forty-two".