147849354018 has 12 divisors (see below), whose sum is σ = 320340267078. Its totient is φ = 49283118000.

The previous prime is 147849354011. The next prime is 147849354047. The reversal of 147849354018 is 810453948741.

147849354018 is a `hidden beast` number, since 1 + 4 + 7 + 8 + 4 + 93 + 540 + 1 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 86028996249 + 61820357769 = 293307^2 + 248637^2 .

It is not an unprimeable number, because it can be changed into a prime (147849354011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4106926483 + ... + 4106926518.

Almost surely, 2^147849354018 is an apocalyptic number.

147849354018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

147849354018 is an abundant number, since it is smaller than the sum of its proper divisors (172490913060).

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

147849354018 is a wasteful number, since it uses less digits than its factorization.

147849354018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8213853009 (or 8213853006 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 54.

The spelling of 147849354018 in words is "one hundred forty-seven billion, eight hundred forty-nine million, three hundred fifty-four thousand, eighteen".