8371154820 has 192 divisors, whose sum is σ = 27346636800. Its totient is φ = 1873743360.

The previous prime is 8371154797. The next prime is 8371154837. The reversal of 8371154820 is 284511738.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8895550 + ... + 8896490.

It is an arithmetic number, because the mean of its divisors is an integer number (142430400).

Almost surely, 2^8371154820 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8371154820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13673318400).

8371154820 is an abundant number, since it is smaller than the sum of its proper divisors (18975481980).

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

8371154820 is a wasteful number, since it uses less digits than its factorization.

8371154820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378 (or 1376 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 8371154820 is about 91494.0152141111. The cubic root of 8371154820 is about 2030.4632089442.

The spelling of 8371154820 in words is "eight billion, three hundred seventy-one million, one hundred fifty-four thousand, eight hundred twenty".