4881661158000 has 160 divisors (see below), whose sum is σ = 17169246312192. Its totient is φ = 1183432992000.

The previous prime is 4881661157963. The next prime is 4881661158001. The reversal of 4881661158000 is 8511661884.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4881661158001) 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, 36916282 + ... + 37048281.

Almost surely, 2^{4881661158000} is an apocalyptic number.

4881661158000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4881661158000 is an abundant number, since it is smaller than the sum of its proper divisors (12287585154192).

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

4881661158000 is a wasteful number, since it uses less digits than its factorization.

4881661158000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73964600 (or 73964584 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 48.

The spelling of 4881661158000 in words is "four trillion, eight hundred eighty-one billion, six hundred sixty-one million, one hundred fifty-eight thousand".