153140738643 has 24 divisors (see below), whose sum is σ = 229752996928. Its totient is φ = 101934944424.

The previous prime is 153140738633. The next prime is 153140738651. The reversal of 153140738643 is 346837041351.

153140738643 is a `hidden beast` number, since 1 + 531 + 4 + 0 + 73 + 8 + 6 + 43 = 666.

It is not a de Polignac number, because 153140738643 - 2¹⁰ = 153140737619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (153140738603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 333805 + ... + 646302.

Almost surely, 2^153140738643 is an apocalyptic number.

153140738643 is a deficient number, since it is larger than the sum of its proper divisors (76612258285).

153140738643 is an frugal number, since it uses more digits than its factorization.

153140738643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980765 (or 980753 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

Adding to 153140738643 its reverse (346837041351), we get a palindrome (499977779994).

The spelling of 153140738643 in words is "one hundred fifty-three billion, one hundred forty million, seven hundred thirty-eight thousand, six hundred forty-three".