5168666219254 has 16 divisors (see below), whose sum is σ = 7754753032416. Its totient is φ = 2583748627200.

The previous prime is 5168666219231. The next prime is 5168666219263. The reversal of 5168666219254 is 4529126668615.

It is a happy number.

It is a super-2 number, since 2×5168666219254² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5168666219192 and 5168666219201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262612294 + ... + 262631974.

It is an arithmetic number, because the mean of its divisors is an integer number (484672064526).

Almost surely, 2^{5168666219254} is an apocalyptic number.

5168666219254 is a deficient number, since it is larger than the sum of its proper divisors (2586086813162).

5168666219254 is a wasteful number, since it uses less digits than its factorization.

5168666219254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42711.

The product of its digits is 37324800, while the sum is 61.

The spelling of 5168666219254 in words is "five trillion, one hundred sixty-eight billion, six hundred sixty-six million, two hundred nineteen thousand, two hundred fifty-four".