136972200959999 has 4 divisors (see below), whose sum is σ = 144181264168440. Its totient is φ = 129763137751560.

The previous prime is 136972200959969. The next prime is 136972200960071. The reversal of 136972200959999 is 999959002279631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 136972200959999 - 2⁸ = 136972200959743 is a prime.

It is a super-2 number, since 2×136972200959999² (a number of 29 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 (136972200959969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3604531604192 + ... + 3604531604229.

It is an arithmetic number, because the mean of its divisors is an integer number (36045316042110).

Almost surely, 2^{136972200959999} is an apocalyptic number.

136972200959999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

136972200959999 is a deficient number, since it is larger than the sum of its proper divisors (7209063208441).

136972200959999 is an equidigital number, since it uses as much as digits as its factorization.

136972200959999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7209063208440.

The product of its (nonzero) digits is 1339231320, while the sum is 80.

The spelling of 136972200959999 in words is "one hundred thirty-six trillion, nine hundred seventy-two billion, two hundred million, nine hundred fifty-nine thousand, nine hundred ninety-nine".