139291327734 has 32 divisors (see below), whose sum is σ = 300902390880. Its totient is φ = 42731684352.

The previous prime is 139291327733. The next prime is 139291327753. The reversal of 139291327734 is 437723192931.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139291327733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2623249 + ... + 2675820.

It is an arithmetic number, because the mean of its divisors is an integer number (9403199715).

Almost surely, 2^139291327734 is an apocalyptic number.

139291327734 is an abundant number, since it is smaller than the sum of its proper divisors (161611063146).

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

139291327734 is a wasteful number, since it uses less digits than its factorization.

139291327734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5299424.

The product of its digits is 1714608, while the sum is 51.

The spelling of 139291327734 in words is "one hundred thirty-nine billion, two hundred ninety-one million, three hundred twenty-seven thousand, seven hundred thirty-four".