215115535562132 has 48 divisors (see below), whose sum is σ = 384709172305920. Its totient is φ = 105201584069472.

The previous prime is 215115535562119. The next prime is 215115535562149. The reversal of 215115535562132 is 231265535511512.

215115535562132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6297460469 + ... + 6297494627.

It is an arithmetic number, because the mean of its divisors is an integer number (8014774423040).

Almost surely, 2^{215115535562132} is an apocalyptic number.

It is an amenable number.

215115535562132 is a deficient number, since it is larger than the sum of its proper divisors (169593636743788).

215115535562132 is a wasteful number, since it uses less digits than its factorization.

215115535562132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54780 (or 54778 counting only the distinct ones).

The product of its digits is 1350000, while the sum is 47.

The spelling of 215115535562132 in words is "two hundred fifteen trillion, one hundred fifteen billion, five hundred thirty-five million, five hundred sixty-two thousand, one hundred thirty-two".