139722852454 has 16 divisors (see below), whose sum is σ = 209897854848. Its totient is φ = 69756959232.

The previous prime is 139722852449. The next prime is 139722852461. The reversal of 139722852454 is 454258227931.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5542342 + ... + 5567494.

It is an arithmetic number, because the mean of its divisors is an integer number (13118615928).

Almost surely, 2^139722852454 is an apocalyptic number.

139722852454 is a deficient number, since it is larger than the sum of its proper divisors (70175002394).

139722852454 is a wasteful number, since it uses less digits than its factorization.

139722852454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29199.

The product of its digits is 4838400, while the sum is 52.

The spelling of 139722852454 in words is "one hundred thirty-nine billion, seven hundred twenty-two million, eight hundred fifty-two thousand, four hundred fifty-four".