39555148623 has 16 divisors (see below), whose sum is σ = 53475644160. Its totient is φ = 26002551744.

The previous prime is 39555148621. The next prime is 39555148637. The reversal of 39555148623 is 32684155593.

It is not a de Polignac number, because 39555148623 - 2¹ = 39555148621 is a prime.

It is a super-2 number, since 2×39555148623² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39555148621) 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, 988438 + ... + 1027676.

It is an arithmetic number, because the mean of its divisors is an integer number (3342227760).

Almost surely, 2^39555148623 is an apocalyptic number.

39555148623 is a deficient number, since it is larger than the sum of its proper divisors (13920495537).

39555148623 is a wasteful number, since it uses less digits than its factorization.

39555148623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43918.

The product of its digits is 3888000, while the sum is 51.

The spelling of 39555148623 in words is "thirty-nine billion, five hundred fifty-five million, one hundred forty-eight thousand, six hundred twenty-three".