49666546055016 has 864 divisors, whose sum is σ = 165408960487680. Its totient is φ = 13335105945600.

The previous prime is 49666546054919. The next prime is 49666546055107. The reversal of 49666546055016 is 61055064566694.

It is a super-4 number, since 4×49666546055016⁴ (a number of 56 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 9713775276 + ... + 9713780388.

It is an arithmetic number, because the mean of its divisors is an integer number (191445556120).

Almost surely, 2^{49666546055016} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49666546055016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82704480243840).

49666546055016 is an abundant number, since it is smaller than the sum of its proper divisors (115742414432664).

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

49666546055016 is a wasteful number, since it uses less digits than its factorization.

49666546055016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5275 (or 5214 counting only the distinct ones).

The product of its (nonzero) digits is 139968000, while the sum is 63.

The spelling of 49666546055016 in words is "forty-nine trillion, six hundred sixty-six billion, five hundred forty-six million, fifty-five thousand, sixteen".