632145440215 has 8 divisors (see below), whose sum is σ = 803196559440. Its totient is φ = 475968331392.

The previous prime is 632145440137. The next prime is 632145440233. The reversal of 632145440215 is 512044541236.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 632145440215 - 2¹¹ = 632145438167 is a prime.

It is a super-2 number, since 2×632145440215² (a number of 24 digits) contains 22 as substring.

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, 3718502505 + ... + 3718502674.

It is an arithmetic number, because the mean of its divisors is an integer number (100399569930).

Almost surely, 2^632145440215 is an apocalyptic number.

632145440215 is a deficient number, since it is larger than the sum of its proper divisors (171051119225).

632145440215 is a wasteful number, since it uses less digits than its factorization.

632145440215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7437005201.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 632145440215 in words is "six hundred thirty-two billion, one hundred forty-five million, four hundred forty thousand, two hundred fifteen".