516366145254 has 32 divisors (see below), whose sum is σ = 1033695936000. Its totient is φ = 171961507872.

The previous prime is 516366145189. The next prime is 516366145259. The reversal of 516366145254 is 452541663615.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516366145259) 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, 60552339 + ... + 60560865.

It is an arithmetic number, because the mean of its divisors is an integer number (32302998000).

Almost surely, 2^516366145254 is an apocalyptic number.

516366145254 is an abundant number, since it is smaller than the sum of its proper divisors (517329790746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516366145254 is a wasteful number, since it uses less digits than its factorization.

516366145254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16764.

The product of its digits is 2592000, while the sum is 48.

The spelling of 516366145254 in words is "five hundred sixteen billion, three hundred sixty-six million, one hundred forty-five thousand, two hundred fifty-four".