48746519261 has 4 divisors (see below), whose sum is σ = 53178021024. Its totient is φ = 44315017500.

The previous prime is 48746519251. The next prime is 48746519267. The reversal of 48746519261 is 16291564784.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48746519261 - 2⁶ = 48746519197 is a prime.

It is a super-2 number, since 2×48746519261² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48746519267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2215750865 + ... + 2215750886.

It is an arithmetic number, because the mean of its divisors is an integer number (13294505256).

Almost surely, 2^48746519261 is an apocalyptic number.

It is an amenable number.

48746519261 is a deficient number, since it is larger than the sum of its proper divisors (4431501763).

48746519261 is a wasteful number, since it uses less digits than its factorization.

48746519261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4431501762.

The product of its digits is 2903040, while the sum is 53.

The spelling of 48746519261 in words is "forty-eight billion, seven hundred forty-six million, five hundred nineteen thousand, two hundred sixty-one".