19700564376007 has 16 divisors (see below), whose sum is σ = 19927393597440. Its totient is φ = 19475246240352.

The previous prime is 19700564375977. The next prime is 19700564376029. The reversal of 19700564376007 is 70067346500791.

It is a cyclic number.

It is not a de Polignac number, because 19700564376007 - 2⁷ = 19700564375879 is a prime.

It is a super-2 number, since 2×19700564376007² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19700564376067) 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, 31596094 + ... + 32213572.

It is an arithmetic number, because the mean of its divisors is an integer number (1245462099840).

Almost surely, 2^{19700564376007} is an apocalyptic number.

19700564376007 is a deficient number, since it is larger than the sum of its proper divisors (226829221433).

19700564376007 is a wasteful number, since it uses less digits than its factorization.

19700564376007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618702.

The product of its (nonzero) digits is 6667920, while the sum is 55.

The spelling of 19700564376007 in words is "nineteen trillion, seven hundred billion, five hundred sixty-four million, three hundred seventy-six thousand, seven".