219158734054 has 32 divisors (see below), whose sum is σ = 370348524000. Its totient is φ = 96564889344.

The previous prime is 219158734037. The next prime is 219158734103. The reversal of 219158734054 is 450437851912.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 219158733989 and 219158734007.

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, 1565824 + ... + 1700035.

It is an arithmetic number, because the mean of its divisors is an integer number (11573391375).

Almost surely, 2^219158734054 is an apocalyptic number.

219158734054 is a deficient number, since it is larger than the sum of its proper divisors (151189789946).

219158734054 is a wasteful number, since it uses less digits than its factorization.

219158734054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3265992.

The product of its (nonzero) digits is 1209600, while the sum is 49.

The spelling of 219158734054 in words is "two hundred nineteen billion, one hundred fifty-eight million, seven hundred thirty-four thousand, fifty-four".