139388248622 has 16 divisors (see below), whose sum is σ = 238983370080. Its totient is φ = 59729799168.

The previous prime is 139388248619. The next prime is 139388248639. The reversal of 139388248622 is 226842883931.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 559883 + ... + 769574.

It is an arithmetic number, because the mean of its divisors is an integer number (14936460630).

Almost surely, 2^139388248622 is an apocalyptic number.

139388248622 is a deficient number, since it is larger than the sum of its proper divisors (99595121458).

139388248622 is a wasteful number, since it uses less digits than its factorization.

139388248622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336955.

The product of its digits is 7962624, while the sum is 56.

The spelling of 139388248622 in words is "one hundred thirty-nine billion, three hundred eighty-eight million, two hundred forty-eight thousand, six hundred twenty-two".