49693000520 has 64 divisors (see below), whose sum is σ = 122811120000. Its totient is φ = 18012284928.

The previous prime is 49693000519. The next prime is 49693000583. The reversal of 49693000520 is 2500039694.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1403945 + ... + 1438904.

It is an arithmetic number, because the mean of its divisors is an integer number (1918923750).

Almost surely, 2^49693000520 is an apocalyptic number.

49693000520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49693000520 is an abundant number, since it is smaller than the sum of its proper divisors (73118119480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49693000520 is a wasteful number, since it uses less digits than its factorization.

49693000520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842902 (or 2842898 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 38.

The spelling of 49693000520 in words is "forty-nine billion, six hundred ninety-three million, five hundred twenty", and thus it is an aban number.