62498491921 has 4 divisors (see below), whose sum is σ = 62499665844. Its totient is φ = 62497318000.

The previous prime is 62498491883. The next prime is 62498491927. The reversal of 62498491921 is 12919489426.

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

It can be written as a sum of positive squares in 2 ways, for example, as 55618618896 + 6879873025 = 235836^2 + 82945^2 .

It is not a de Polignac number, because 62498491921 - 2³¹ = 60351008273 is a prime.

It is a super-2 number, since 2×62498491921² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (62498491927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503110 + ... + 614911.

It is an arithmetic number, because the mean of its divisors is an integer number (15624916461).

Almost surely, 2^62498491921 is an apocalyptic number.

It is an amenable number.

62498491921 is a deficient number, since it is larger than the sum of its proper divisors (1173923).

62498491921 is a wasteful number, since it uses less digits than its factorization.

62498491921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173922.

The product of its digits is 2239488, while the sum is 55.

The spelling of 62498491921 in words is "sixty-two billion, four hundred ninety-eight million, four hundred ninety-one thousand, nine hundred twenty-one".