48403109661 has 32 divisors (see below), whose sum is σ = 67467848448. Its totient is φ = 30836298240.

The previous prime is 48403109627. The next prime is 48403109737. The reversal of 48403109661 is 16690130484.

48403109661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 48403109661 - 2³¹ = 46255626013 is a prime.

It is a super-2 number, since 2×48403109661² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48403109611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4917601 + ... + 4927433.

It is an arithmetic number, because the mean of its divisors is an integer number (2108370264).

Almost surely, 2^48403109661 is an apocalyptic number.

It is an amenable number.

48403109661 is a deficient number, since it is larger than the sum of its proper divisors (19064738787).

48403109661 is a wasteful number, since it uses less digits than its factorization.

48403109661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10661.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 48403109661 in words is "forty-eight billion, four hundred three million, one hundred nine thousand, six hundred sixty-one".