980291495511 has 12 divisors (see below), whose sum is σ = 1450512619920. Its totient is φ = 637587964320.

The previous prime is 980291495419. The next prime is 980291495539. The reversal of 980291495511 is 115594192089.

980291495511 is a `hidden beast` number, since 9 + 8 + 0 + 29 + 14 + 95 + 511 = 666.

It is not a de Polignac number, because 980291495511 - 2¹³ = 980291487319 is a prime.

It is a super-2 number, since 2×980291495511² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (980291495111) 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 11 ways as a sum of consecutive naturals, for example, 1328307891 + ... + 1328308628.

It is an arithmetic number, because the mean of its divisors is an integer number (120876051660).

Almost surely, 2^980291495511 is an apocalyptic number.

980291495511 is a deficient number, since it is larger than the sum of its proper divisors (470221124409).

980291495511 is a wasteful number, since it uses less digits than its factorization.

980291495511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2656616566 (or 2656616563 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 54.

The spelling of 980291495511 in words is "nine hundred eighty billion, two hundred ninety-one million, four hundred ninety-five thousand, five hundred eleven".