39959026653 has 16 divisors (see below), whose sum is σ = 65573787776. Its totient is φ = 21077288640.

The previous prime is 39959026651. The next prime is 39959026697. The reversal of 39959026653 is 35662095993.

It is not a de Polignac number, because 39959026653 - 2¹ = 39959026651 is a prime.

It is a super-2 number, since 2×39959026653² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 39959026593 and 39959026602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39959026651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73184758 + ... + 73185303.

It is an arithmetic number, because the mean of its divisors is an integer number (4098361736).

Almost surely, 2^39959026653 is an apocalyptic number.

It is an amenable number.

39959026653 is a deficient number, since it is larger than the sum of its proper divisors (25614761123).

39959026653 is a wasteful number, since it uses less digits than its factorization.

39959026653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146370084.

The product of its (nonzero) digits is 11809800, while the sum is 57.

The spelling of 39959026653 in words is "thirty-nine billion, nine hundred fifty-nine million, twenty-six thousand, six hundred fifty-three".