49643672368280 has 32 divisors (see below), whose sum is σ = 115549927066800. Its totient is φ = 19172728638336.

The previous prime is 49643672368211. The next prime is 49643672368289. The reversal of 49643672368280 is 8286327634694.

It is a self number, because there is not a number n which added to its sum of digits gives 49643672368280.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49643672368289) 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, 21398133482 + ... + 21398135801.

Almost surely, 2^{49643672368280} is an apocalyptic number.

49643672368280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49643672368280 is an abundant number, since it is smaller than the sum of its proper divisors (65906254698520).

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

49643672368280 is a wasteful number, since it uses less digits than its factorization.

49643672368280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42796269323 (or 42796269319 counting only the distinct ones).

The product of its (nonzero) digits is 501645312, while the sum is 68.

The spelling of 49643672368280 in words is "forty-nine trillion, six hundred forty-three billion, six hundred seventy-two million, three hundred sixty-eight thousand, two hundred eighty".