145301643234 has 64 divisors (see below), whose sum is σ = 352309639680. Its totient is φ = 44022897360.

The previous prime is 145301643217. The next prime is 145301643301. The reversal of 145301643234 is 432346103541.

145301643234 is a `hidden beast` number, since 1 + 4 + 5 + 3 + 0 + 1 + 643 + 2 + 3 + 4 = 666.

It is a super-2 number, since 2×145301643234² (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 31 ways as a sum of consecutive naturals, for example, 3870237 + ... + 3907599.

It is an arithmetic number, because the mean of its divisors is an integer number (5504838120).

Almost surely, 2^145301643234 is an apocalyptic number.

145301643234 is an abundant number, since it is smaller than the sum of its proper divisors (207007996446).

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

145301643234 is a wasteful number, since it uses less digits than its factorization.

145301643234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43932 (or 43926 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 145301643234 its reverse (432346103541), we get a palindrome (577647746775).

The spelling of 145301643234 in words is "one hundred forty-five billion, three hundred one million, six hundred forty-three thousand, two hundred thirty-four".