139084139690 has 64 divisors (see below), whose sum is σ = 260984021760. Its totient is φ = 53327040000.

The previous prime is 139084139687. The next prime is 139084139699. The reversal of 139084139690 is 96931480931.

It is a happy number.

It is a super-2 number, since 2×139084139690² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (139084139699) 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, 5411891 + ... + 5437529.

It is an arithmetic number, because the mean of its divisors is an integer number (4077875340).

Almost surely, 2^139084139690 is an apocalyptic number.

139084139690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139084139690 is a deficient number, since it is larger than the sum of its proper divisors (121899882070).

139084139690 is a wasteful number, since it uses less digits than its factorization.

139084139690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25919.

The product of its (nonzero) digits is 1259712, while the sum is 53.

The spelling of 139084139690 in words is "one hundred thirty-nine billion, eighty-four million, one hundred thirty-nine thousand, six hundred ninety".