140266153434 has 64 divisors (see below), whose sum is σ = 325017142272. Its totient is φ = 39883641600.

The previous prime is 140266153411. The next prime is 140266153439. The reversal of 140266153434 is 434351662041.

It is a junction number, because it is equal to n+sod(n) for n = 140266153392 and 140266153401.

It is not an unprimeable number, because it can be changed into a prime (140266153439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 182539 + ... + 560225.

It is an arithmetic number, because the mean of its divisors is an integer number (5078392848).

Almost surely, 2^140266153434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140266153434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162508571136).

140266153434 is an abundant number, since it is smaller than the sum of its proper divisors (184750988838).

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

140266153434 is a wasteful number, since it uses less digits than its factorization.

140266153434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378051.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 140266153434 in words is "one hundred forty billion, two hundred sixty-six million, one hundred fifty-three thousand, four hundred thirty-four".