215161166001234 has 16 divisors (see below), whose sum is σ = 441952665300288. Its totient is φ = 69781999784112.

The previous prime is 215161166001227. The next prime is 215161166001307. The reversal of 215161166001234 is 432100661161512.

It is a junction number, because it is equal to n+sod(n) for n = 215161166001192 and 215161166001201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484597220502 + ... + 484597220945.

It is an arithmetic number, because the mean of its divisors is an integer number (27622041581268).

Almost surely, 2^{215161166001234} is an apocalyptic number.

215161166001234 is an abundant number, since it is smaller than the sum of its proper divisors (226791499299054).

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

215161166001234 is a wasteful number, since it uses less digits than its factorization.

215161166001234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969194441489.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 215161166001234 in words is "two hundred fifteen trillion, one hundred sixty-one billion, one hundred sixty-six million, one thousand, two hundred thirty-four".