139241901418 has 16 divisors (see below), whose sum is σ = 210917925504. Its totient is φ = 68938253280.

The previous prime is 139241901373. The next prime is 139241901419. The reversal of 139241901418 is 814109142931.

It is a super-2 number, since 2×139241901418² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (139241901419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461730 + ... + 701197.

It is an arithmetic number, because the mean of its divisors is an integer number (13182370344).

Almost surely, 2^139241901418 is an apocalyptic number.

139241901418 is a deficient number, since it is larger than the sum of its proper divisors (71676024086).

139241901418 is a wasteful number, since it uses less digits than its factorization.

139241901418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163517.

The product of its (nonzero) digits is 62208, while the sum is 43.

The spelling of 139241901418 in words is "one hundred thirty-nine billion, two hundred forty-one million, nine hundred one thousand, four hundred eighteen".