8154065472 has 56 divisors (see below), whose sum is σ = 24656344896. Its totient is φ = 2329732608.

The previous prime is 8154065467. The next prime is 8154065473. The reversal of 8154065472 is 2745604518.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (8154065473) 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, 3032163 + ... + 3034850.

Almost surely, 2^8154065472 is an apocalyptic number.

It is an amenable number.

8154065472 is an abundant number, since it is smaller than the sum of its proper divisors (16502279424).

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

8154065472 is a wasteful number, since it uses less digits than its factorization.

8154065472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6067035 (or 6067025 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 8154065472 is about 90299.8641859444. The cubic root of 8154065472 is about 2012.7572426956.

The spelling of 8154065472 in words is "eight billion, one hundred fifty-four million, sixty-five thousand, four hundred seventy-two".