214551155412 has 72 divisors (see below), whose sum is σ = 607631405472. Its totient is φ = 63258321600.

The previous prime is 214551155411. The next prime is 214551155419.

214551155412 is a `hidden beast` number, since 2 + 1 + 45 + 51 + 1 + 554 + 12 = 666.

214551155412 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214551155411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7306914 + ... + 7336217.

It is an arithmetic number, because the mean of its divisors is an integer number (8439325076).

Almost surely, 2^214551155412 is an apocalyptic number.

214551155412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

214551155412 is an abundant number, since it is smaller than the sum of its proper divisors (393080250060).

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

214551155412 is a wasteful number, since it uses less digits than its factorization.

214551155412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14643189 (or 14643184 counting only the distinct ones).

The product of its digits is 40000, while the sum is 36.

It can be divided in two parts, 214551 and 155412, that added together give a palindrome (369963).

The spelling of 214551155412 in words is "two hundred fourteen billion, five hundred fifty-one million, one hundred fifty-five thousand, four hundred twelve".