49351973939328 has 64 divisors (see below), whose sum is σ = 131091913941120. Its totient is φ = 16450565975040.

The previous prime is 49351973939311. The next prime is 49351973939341. The reversal of 49351973939328 is 82393937915394.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×49351973939328² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 49351973939328.

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 7 ways as a sum of consecutive naturals, for example, 128075526 + ... + 128460282.

It is an arithmetic number, because the mean of its divisors is an integer number (2048311155330).

Almost surely, 2^{49351973939328} is an apocalyptic number.

49351973939328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

49351973939328 is an abundant number, since it is smaller than the sum of its proper divisors (81739940001792).

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

49351973939328 is a wasteful number, since it uses less digits than its factorization.

49351973939328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718805 (or 718793 counting only the distinct ones).

The product of its digits is 1190427840, while the sum is 75.

The spelling of 49351973939328 in words is "forty-nine trillion, three hundred fifty-one billion, nine hundred seventy-three million, nine hundred thirty-nine thousand, three hundred twenty-eight".