2049524870491 has 8 divisors (see below), whose sum is σ = 2342968261344. Its totient is φ = 1756245010560.

The previous prime is 2049524870423. The next prime is 2049524870501. The reversal of 2049524870491 is 1940784259402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2049524870491 - 2³⁷ = 1912085917019 is a prime.

It is a super-2 number, since 2×2049524870491² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2049524870401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40855870 + ... + 40906003.

It is an arithmetic number, because the mean of its divisors is an integer number (292871032668).

Almost surely, 2^{2049524870491} is an apocalyptic number.

2049524870491 is a deficient number, since it is larger than the sum of its proper divisors (293443390853).

2049524870491 is an equidigital number, since it uses as much as digits as its factorization.

2049524870491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81765461.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 2049524870491 in words is "two trillion, forty-nine billion, five hundred twenty-four million, eight hundred seventy thousand, four hundred ninety-one".