214534520146 has 32 divisors (see below), whose sum is σ = 352940616000. Its totient is φ = 97411470912.

The previous prime is 214534520119. The next prime is 214534520177. The reversal of 214534520146 is 641025435412.

It is a super-2 number, since 2×214534520146² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 547101 + ... + 853456.

It is an arithmetic number, because the mean of its divisors is an integer number (11029394250).

Almost surely, 2^214534520146 is an apocalyptic number.

214534520146 is a deficient number, since it is larger than the sum of its proper divisors (138406095854).

214534520146 is a wasteful number, since it uses less digits than its factorization.

214534520146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400746.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 214534520146 its reverse (641025435412), we get a palindrome (855559955558).

The spelling of 214534520146 in words is "two hundred fourteen billion, five hundred thirty-four million, five hundred twenty thousand, one hundred forty-six".