145412024456 has 32 divisors (see below), whose sum is σ = 278292067200. Its totient is φ = 71209903680.

The previous prime is 145412024453. The next prime is 145412024473. The reversal of 145412024456 is 654420214541.

It is a super-2 number, since 2×145412024456² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145412024453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440495 + ... + 696318.

It is an arithmetic number, because the mean of its divisors is an integer number (8696627100).

Almost surely, 2^145412024456 is an apocalyptic number.

It is an amenable number.

145412024456 is a deficient number, since it is larger than the sum of its proper divisors (132880042744).

145412024456 is a wasteful number, since it uses less digits than its factorization.

145412024456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137149 (or 1137145 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 38.

Adding to 145412024456 its reverse (654420214541), we get a palindrome (799832238997).

The spelling of 145412024456 in words is "one hundred forty-five billion, four hundred twelve million, twenty-four thousand, four hundred fifty-six".