140204155021434 has 24 divisors (see below), whose sum is σ = 347172193386720. Its totient is φ = 40058330006088.

The previous prime is 140204155021429. The next prime is 140204155021477. The reversal of 140204155021434 is 434120551402041.

140204155021434 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 0 + 4 + 1 + 5 + 502 + 143 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 556365694404 + ... + 556365694655.

It is an arithmetic number, because the mean of its divisors is an integer number (14465508057780).

Almost surely, 2^{140204155021434} is an apocalyptic number.

140204155021434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140204155021434 is an abundant number, since it is smaller than the sum of its proper divisors (206968038365286).

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

140204155021434 is a wasteful number, since it uses less digits than its factorization.

140204155021434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112731389074 (or 1112731389071 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 140204155021434 in words is "one hundred forty trillion, two hundred four billion, one hundred fifty-five million, twenty-one thousand, four hundred thirty-four".