48695617651 has 4 divisors (see below), whose sum is σ = 48831260400. Its totient is φ = 48559974904.

The previous prime is 48695617639. The next prime is 48695617673. The reversal of 48695617651 is 15671659684.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48695617651 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48695917651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67820836 + ... + 67821553.

It is an arithmetic number, because the mean of its divisors is an integer number (12207815100).

Almost surely, 2^48695617651 is an apocalyptic number.

48695617651 is a deficient number, since it is larger than the sum of its proper divisors (135642749).

48695617651 is a wasteful number, since it uses less digits than its factorization.

48695617651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135642748.

The product of its digits is 10886400, while the sum is 58.

The spelling of 48695617651 in words is "forty-eight billion, six hundred ninety-five million, six hundred seventeen thousand, six hundred fifty-one".