49181607505 has 16 divisors (see below), whose sum is σ = 59851284480. Its totient is φ = 38793054528.

The previous prime is 49181607499. The next prime is 49181607533. The reversal of 49181607505 is 50570618194.

It is a cyclic number.

It is not a de Polignac number, because 49181607505 - 2¹¹ = 49181605457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90577 + ... + 326446.

It is an arithmetic number, because the mean of its divisors is an integer number (3740705280).

Almost surely, 2^49181607505 is an apocalyptic number.

It is an amenable number.

49181607505 is a deficient number, since it is larger than the sum of its proper divisors (10669676975).

49181607505 is a wasteful number, since it uses less digits than its factorization.

49181607505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417360.

The product of its (nonzero) digits is 302400, while the sum is 46.

The spelling of 49181607505 in words is "forty-nine billion, one hundred eighty-one million, six hundred seven thousand, five hundred five".