8628155394 has 8 divisors (see below), whose sum is σ = 17256310800. Its totient is φ = 2876051796.

The previous prime is 8628155387. The next prime is 8628155399. The reversal of 8628155394 is 4935518268.

It is a sphenic number, since it is the product of 3 distinct primes.

8628155394 is an admirable number.

It is a super-2 number, since 2×8628155394² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8628155399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 719012944 + ... + 719012955.

It is an arithmetic number, because the mean of its divisors is an integer number (2157038850).

Almost surely, 2^8628155394 is an apocalyptic number.

8628155394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8628155394 is a wasteful number, since it uses less digits than its factorization.

8628155394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438025904.

The product of its digits is 2073600, while the sum is 51.

The square root of 8628155394 is about 92887.8646218116. The cubic root of 8628155394 is about 2051.0330224085.

The spelling of 8628155394 in words is "eight billion, six hundred twenty-eight million, one hundred fifty-five thousand, three hundred ninety-four".