4861634542648 has 32 divisors (see below), whose sum is σ = 9871604341200. Its totient is φ = 2231295948288.

The previous prime is 4861634542643. The next prime is 4861634542649. The reversal of 4861634542648 is 8462454361684.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4861634542643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130558161 + ... + 130595392.

Almost surely, 2^{4861634542648} is an apocalyptic number.

It is an amenable number.

4861634542648 is an abundant number, since it is smaller than the sum of its proper divisors (5009969798552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4861634542648 is a wasteful number, since it uses less digits than its factorization.

4861634542648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261153751 (or 261153747 counting only the distinct ones).

The product of its digits is 106168320, while the sum is 61.

The spelling of 4861634542648 in words is "four trillion, eight hundred sixty-one billion, six hundred thirty-four million, five hundred forty-two thousand, six hundred forty-eight".