214044531563478 has 64 divisors (see below), whose sum is σ = 552125616606720. Its totient is φ = 53678879385600.

The previous prime is 214044531563393. The next prime is 214044531563479. The reversal of 214044531563478 is 874365135440412.

It is a super-2 number, since 2×214044531563478² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214044531563479) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7987915083 + ... + 7987941878.

It is an arithmetic number, because the mean of its divisors is an integer number (8626962759480).

Almost surely, 2^{214044531563478} is an apocalyptic number.

214044531563478 is an abundant number, since it is smaller than the sum of its proper divisors (338081085043242).

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

214044531563478 is a wasteful number, since it uses less digits than its factorization.

214044531563478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15975857013.

The product of its (nonzero) digits is 38707200, while the sum is 57.

The spelling of 214044531563478 in words is "two hundred fourteen trillion, forty-four billion, five hundred thirty-one million, five hundred sixty-three thousand, four hundred seventy-eight".