215462146146 has 16 divisors (see below), whose sum is σ = 464072314944. Its totient is φ = 66296044944.

The previous prime is 215462146127. The next prime is 215462146157. The reversal of 215462146146 is 641641264512.

It is a happy number.

215462146146 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 215462146098 and 215462146107.

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, 1381167526 + ... + 1381167681.

It is an arithmetic number, because the mean of its divisors is an integer number (29004519684).

Almost surely, 2^215462146146 is an apocalyptic number.

215462146146 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

215462146146 is an abundant number, since it is smaller than the sum of its proper divisors (248610168798).

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

215462146146 is a wasteful number, since it uses less digits than its factorization.

215462146146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2762335225.

The product of its digits is 276480, while the sum is 42.

The spelling of 215462146146 in words is "two hundred fifteen billion, four hundred sixty-two million, one hundred forty-six thousand, one hundred forty-six".