215100054264 has 16 divisors (see below), whose sum is σ = 537750135720. Its totient is φ = 71700018080.

The previous prime is 215100054209. The next prime is 215100054287. The reversal of 215100054264 is 462450001512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4481251107 + ... + 4481251154.

Almost surely, 2^215100054264 is an apocalyptic number.

215100054264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

215100054264 is an abundant number, since it is smaller than the sum of its proper divisors (322650081456).

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

215100054264 is a wasteful number, since it uses less digits than its factorization.

215100054264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8962502270 (or 8962502266 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 215100054264 its reverse (462450001512), we get a palindrome (677550055776).

The spelling of 215100054264 in words is "two hundred fifteen billion, one hundred million, fifty-four thousand, two hundred sixty-four".