9816533490 has 16 divisors (see below), whose sum is σ = 23559680448. Its totient is φ = 2617742256.

The previous prime is 9816533471. The next prime is 9816533509. The reversal of 9816533490 is 943356189.

It is an interprime number because it is at equal distance from previous prime (9816533471) and next prime (9816533509).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163608862 + ... + 163608921.

It is an arithmetic number, because the mean of its divisors is an integer number (1472480028).

Almost surely, 2^9816533490 is an apocalyptic number.

9816533490 is an abundant number, since it is smaller than the sum of its proper divisors (13743146958).

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

9816533490 is a wasteful number, since it uses less digits than its factorization.

9816533490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327217793.

The product of its (nonzero) digits is 699840, while the sum is 48.

The square root of 9816533490 is about 99078.4209099035. The cubic root of 9816533490 is about 2141.1777290253.

The spelling of 9816533490 in words is "nine billion, eight hundred sixteen million, five hundred thirty-three thousand, four hundred ninety".