215452006446000 has 160 divisors (see below), whose sum is σ = 735477108470208. Its totient is φ = 54074229043200.

The previous prime is 215452006445971. The next prime is 215452006446023. The reversal of 215452006446000 is 644600254512.

It is a self number, because there is not a number n which added to its sum of digits gives 215452006446000.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1056035287 + ... + 1056239286.

Almost surely, 2^{215452006446000} is an apocalyptic number.

215452006446000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

215452006446000 is an abundant number, since it is smaller than the sum of its proper divisors (520025102024208).

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

215452006446000 is a wasteful number, since it uses less digits than its factorization.

215452006446000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112274616 (or 2112274600 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 215452006446000 in words is "two hundred fifteen trillion, four hundred fifty-two billion, six million, four hundred forty-six thousand".