214245137015 has 24 divisors (see below), whose sum is σ = 322074012960. Its totient is φ = 135610106688.

The previous prime is 214245136997. The next prime is 214245137039. The reversal of 214245137015 is 510731542412.

It is not a de Polignac number, because 214245137015 - 2⁶ = 214245136951 is a prime.

It is a super-2 number, since 2×214245137015² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33630275 + ... + 33636644.

It is an arithmetic number, because the mean of its divisors is an integer number (13419750540).

Almost surely, 2^214245137015 is an apocalyptic number.

214245137015 is a deficient number, since it is larger than the sum of its proper divisors (107828875945).

214245137015 is a wasteful number, since it uses less digits than its factorization.

214245137015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67266951 (or 67266944 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

Adding to 214245137015 its reverse (510731542412), we get a palindrome (724976679427).

The spelling of 214245137015 in words is "two hundred fourteen billion, two hundred forty-five million, one hundred thirty-seven thousand, fifteen".