145274730214 has 16 divisors (see below), whose sum is σ = 232674596352. Its totient is φ = 67863422088.

The previous prime is 145274730187. The next prime is 145274730233. The reversal of 145274730214 is 412037472541.

It is a happy number.

145274730214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145274730214² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36720654 + ... + 36724609.

It is an arithmetic number, because the mean of its divisors is an integer number (14542162272).

Almost surely, 2^145274730214 is an apocalyptic number.

145274730214 is a deficient number, since it is larger than the sum of its proper divisors (87399866138).

145274730214 is a wasteful number, since it uses less digits than its factorization.

145274730214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73445331.

The product of its (nonzero) digits is 188160, while the sum is 40.

The spelling of 145274730214 in words is "one hundred forty-five billion, two hundred seventy-four million, seven hundred thirty thousand, two hundred fourteen".