49221479623680 has 6336 divisors, whose sum is σ = 242698293964800. Its totient is φ = 9390800240640.

The previous prime is 49221479623643. The next prime is 49221479623691. The reversal of 49221479623680 is 8632697412294.

49221479623680 is a `hidden beast` number, since 4 + 9 + 2 + 21 + 479 + 62 + 3 + 6 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 674266844124 + ... + 674266844196.

Almost surely, 2^{49221479623680} is an apocalyptic number.

49221479623680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49221479623680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121349146982400).

49221479623680 is an abundant number, since it is smaller than the sum of its proper divisors (193476814341120).

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

49221479623680 is a wasteful number, since it uses less digits than its factorization.

49221479623680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 63.

The spelling of 49221479623680 in words is "forty-nine trillion, two hundred twenty-one billion, four hundred seventy-nine million, six hundred twenty-three thousand, six hundred eighty".