3534099660 has 576 divisors, whose sum is σ = 14013103104. Its totient is φ = 727833600.

The previous prime is 3534099637. The next prime is 3534099671. The reversal of 3534099660 is 669904353.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 26977795 + ... + 26977925.

It is an arithmetic number, because the mean of its divisors is an integer number (24328304).

Almost surely, 2^3534099660 is an apocalyptic number.

3534099660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3534099660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7006551552).

3534099660 is an abundant number, since it is smaller than the sum of its proper divisors (10479003444).

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

3534099660 is a wasteful number, since it uses less digits than its factorization.

3534099660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 45.

The square root of 3534099660 is about 59448.2940041176. The cubic root of 3534099660 is about 1523.2093518037.

The spelling of 3534099660 in words is "three billion, five hundred thirty-four million, ninety-nine thousand, six hundred sixty".