140218554682 has 4 divisors (see below), whose sum is σ = 210327832026. Its totient is φ = 70109277340.

The previous prime is 140218554667. The next prime is 140218554701. The reversal of 140218554682 is 286455812041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 127828415961 + 12390138721 = 357531^2 + 111311^2 .

It is a super-2 number, since 2×140218554682² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35054638669 + ... + 35054638672.

Almost surely, 2^140218554682 is an apocalyptic number.

140218554682 is a deficient number, since it is larger than the sum of its proper divisors (70109277344).

140218554682 is an equidigital number, since it uses as much as digits as its factorization.

140218554682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70109277343.

The product of its (nonzero) digits is 614400, while the sum is 46.

The spelling of 140218554682 in words is "one hundred forty billion, two hundred eighteen million, five hundred fifty-four thousand, six hundred eighty-two".