139216063634 has 8 divisors (see below), whose sum is σ = 208969217280. Its totient is φ = 69559657876.

The previous prime is 139216063631. The next prime is 139216063643. The reversal of 139216063634 is 436360612931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×139216063634² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (139216063631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24183374 + ... + 24189129.

It is an arithmetic number, because the mean of its divisors is an integer number (26121152160).

Almost surely, 2^139216063634 is an apocalyptic number.

139216063634 is a deficient number, since it is larger than the sum of its proper divisors (69753153646).

139216063634 is a wasteful number, since it uses less digits than its factorization.

139216063634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48373944.

The product of its (nonzero) digits is 419904, while the sum is 44.

The spelling of 139216063634 in words is "one hundred thirty-nine billion, two hundred sixteen million, sixty-three thousand, six hundred thirty-four".