145040230534 has 64 divisors (see below), whose sum is σ = 229480243200. Its totient is φ = 68671100160.

The previous prime is 145040230523. The next prime is 145040230541. The reversal of 145040230534 is 435032040541.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 145040230496 and 145040230505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 297823639 + ... + 297824125.

It is an arithmetic number, because the mean of its divisors is an integer number (3585628800).

Almost surely, 2^145040230534 is an apocalyptic number.

145040230534 is a deficient number, since it is larger than the sum of its proper divisors (84440012666).

145040230534 is a wasteful number, since it uses less digits than its factorization.

145040230534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 145040230534 in words is "one hundred forty-five billion, forty million, two hundred thirty thousand, five hundred thirty-four".