8541975356 has 24 divisors (see below), whose sum is σ = 15002820000. Its totient is φ = 4255483904.

The previous prime is 8541975349. The next prime is 8541975401. The reversal of 8541975356 is 6535791458.

It is a happy number.

It is a super-2 number, since 2×8541975356² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8541975298 and 8541975307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1450025 + ... + 1455903.

It is an arithmetic number, because the mean of its divisors is an integer number (625117500).

Almost surely, 2^8541975356 is an apocalyptic number.

It is an amenable number.

8541975356 is a deficient number, since it is larger than the sum of its proper divisors (6460844644).

8541975356 is a wasteful number, since it uses less digits than its factorization.

8541975356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7141 (or 7139 counting only the distinct ones).

The product of its digits is 4536000, while the sum is 53.

The square root of 8541975356 is about 92422.8075531143. The cubic root of 8541975356 is about 2044.1814269179.

The spelling of 8541975356 in words is "eight billion, five hundred forty-one million, nine hundred seventy-five thousand, three hundred fifty-six".