535535861650 has 48 divisors (see below), whose sum is σ = 1031717715840. Its totient is φ = 206572161600.

The previous prime is 535535861647. The next prime is 535535861657. The reversal of 535535861650 is 56168535535.

It is a happy number.

It is a super-2 number, since 2×535535861650² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (535535861657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 948247 + ... + 1403653.

It is an arithmetic number, because the mean of its divisors is an integer number (21494119080).

Almost surely, 2^535535861650 is an apocalyptic number.

535535861650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

535535861650 is a deficient number, since it is larger than the sum of its proper divisors (496181854190).

535535861650 is a wasteful number, since it uses less digits than its factorization.

535535861650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456259 (or 456254 counting only the distinct ones).

The product of its (nonzero) digits is 8100000, while the sum is 52.

The spelling of 535535861650 in words is "five hundred thirty-five billion, five hundred thirty-five million, eight hundred sixty-one thousand, six hundred fifty".