6854426154 has 24 divisors (see below), whose sum is σ = 14915005092. Its totient is φ = 2275001280.

The previous prime is 6854426143. The next prime is 6854426209. The reversal of 6854426154 is 4516244586.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5917147929 + 937278225 = 76923^2 + 30615^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 812977 + ... + 821364.

Almost surely, 2^6854426154 is an apocalyptic number.

6854426154 is an abundant number, since it is smaller than the sum of its proper divisors (8060578938).

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

6854426154 is a wasteful number, since it uses less digits than its factorization.

6854426154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634582 (or 1634579 counting only the distinct ones).

The product of its digits is 921600, while the sum is 45.

The square root of 6854426154 is about 82791.4618423905. The cubic root of 6854426154 is about 1899.5775749724.

The spelling of 6854426154 in words is "six billion, eight hundred fifty-four million, four hundred twenty-six thousand, one hundred fifty-four".