1018536340 has 48 divisors (see below), whose sum is σ = 2159644032. Its totient is φ = 403488896.

The previous prime is 1018536329. The next prime is 1018536373. The reversal of 1018536340 is 436358101.

1018536340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1559454 + ... + 1560106.

It is an arithmetic number, because the mean of its divisors is an integer number (44992584).

Almost surely, 2^1018536340 is an apocalyptic number.

1018536340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1018536340 is an abundant number, since it is smaller than the sum of its proper divisors (1141107692).

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

1018536340 is a wasteful number, since it uses less digits than its factorization.

1018536340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1018536340 is about 31914.5161329449. The cubic root of 1018536340 is about 1006.1409910332.

The spelling of 1018536340 in words is "one billion, eighteen million, five hundred thirty-six thousand, three hundred forty".