214906239491592 has 128 divisors (see below), whose sum is σ = 601976942835840. Its totient is φ = 63360044052480.

The previous prime is 214906239491591. The next prime is 214906239491621. The reversal of 214906239491592 is 295194932609412.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is not an unprimeable number, because it can be changed into a prime (214906239491591) 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, 212016768 + ... + 213027984.

It is an arithmetic number, because the mean of its divisors is an integer number (4702944865905).

Almost surely, 2^{214906239491592} is an apocalyptic number.

214906239491592 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214906239491592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300988471417920).

214906239491592 is an abundant number, since it is smaller than the sum of its proper divisors (387070703344248).

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

214906239491592 is a wasteful number, since it uses less digits than its factorization.

214906239491592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033031 (or 1033027 counting only the distinct ones).

The product of its (nonzero) digits is 75582720, while the sum is 66.

The spelling of 214906239491592 in words is "two hundred fourteen trillion, nine hundred six billion, two hundred thirty-nine million, four hundred ninety-one thousand, five hundred ninety-two".