49734970490521 has 48 divisors (see below), whose sum is σ = 54370487162880. Its totient is φ = 45439237831680.

The previous prime is 49734970490507. The next prime is 49734970490537. The reversal of 49734970490521 is 12509407943794.

It is not a de Polignac number, because 49734970490521 - 2¹⁹ = 49734969966233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49734970499521) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 442831645 + ... + 442943941.

It is an arithmetic number, because the mean of its divisors is an integer number (1132718482560).

Almost surely, 2^{49734970490521} is an apocalyptic number.

It is an amenable number.

49734970490521 is a deficient number, since it is larger than the sum of its proper divisors (4635516672359).

49734970490521 is a wasteful number, since it uses less digits than its factorization.

49734970490521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112726 (or 112703 counting only the distinct ones).

The product of its (nonzero) digits is 68584320, while the sum is 64.

The spelling of 49734970490521 in words is "forty-nine trillion, seven hundred thirty-four billion, nine hundred seventy million, four hundred ninety thousand, five hundred twenty-one".