154543145530 has 16 divisors (see below), whose sum is σ = 278217308160. Its totient is φ = 61808447952.

The previous prime is 154543145483. The next prime is 154543145663. The reversal of 154543145530 is 35541345451.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1027374 + ... + 1168153.

It is an arithmetic number, because the mean of its divisors is an integer number (17388581760).

Almost surely, 2^154543145530 is an apocalyptic number.

154543145530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

154543145530 is a deficient number, since it is larger than the sum of its proper divisors (123674162630).

154543145530 is a wasteful number, since it uses less digits than its factorization.

154543145530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202573.

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 154543145530 in words is "one hundred fifty-four billion, five hundred forty-three million, one hundred forty-five thousand, five hundred thirty".