980737509023611 has 4 divisors (see below), whose sum is σ = 991757031597000. Its totient is φ = 969717986450224.

The previous prime is 980737509023449. The next prime is 980737509023621. The reversal of 980737509023611 is 116320905737089.

It is a happy number.

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 980737509023611 - 2²³ = 980737500635003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 980737509023611.

It is not an unprimeable number, because it can be changed into a prime (980737509023621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5509761286561 + ... + 5509761286738.

It is an arithmetic number, because the mean of its divisors is an integer number (247939257899250).

Almost surely, 2^{980737509023611} is an apocalyptic number.

980737509023611 is a deficient number, since it is larger than the sum of its proper divisors (11019522573389).

980737509023611 is a wasteful number, since it uses less digits than its factorization.

980737509023611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11019522573388.

The product of its (nonzero) digits is 17146080, while the sum is 61.

The spelling of 980737509023611 in words is "nine hundred eighty trillion, seven hundred thirty-seven billion, five hundred nine million, twenty-three thousand, six hundred eleven".