140232254154 has 32 divisors (see below), whose sum is σ = 286704976896. Its totient is φ = 45705903600.

The previous prime is 140232254143. The next prime is 140232254161. The reversal of 140232254154 is 451452232041.

It is a super-2 number, since 2×140232254154² (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 15 ways as a sum of consecutive naturals, for example, 59809 + ... + 532955.

It is an arithmetic number, because the mean of its divisors is an integer number (8959530528).

Almost surely, 2^140232254154 is an apocalyptic number.

140232254154 is an abundant number, since it is smaller than the sum of its proper divisors (146472722742).

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

140232254154 is a wasteful number, since it uses less digits than its factorization.

140232254154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474250.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 140232254154 its reverse (451452232041), we get a palindrome (591684486195).

The spelling of 140232254154 in words is "one hundred forty billion, two hundred thirty-two million, two hundred fifty-four thousand, one hundred fifty-four".