3537038538 has 72 divisors (see below), whose sum is σ = 8440941600. Its totient is φ = 1061585280.

The previous prime is 3537038489. The next prime is 3537038567. The reversal of 3537038538 is 8358307353.

It is a happy number.

3537038538 is a `hidden beast` number, since 3 + 537 + 0 + 3 + 85 + 38 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 3537038493 and 3537038502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2527563 + ... + 2528961.

It is an arithmetic number, because the mean of its divisors is an integer number (117235300).

Almost surely, 2^3537038538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3537038538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4220470800).

3537038538 is an abundant number, since it is smaller than the sum of its proper divisors (4903903062).

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

3537038538 is a wasteful number, since it uses less digits than its factorization.

3537038538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644 (or 1528 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The square root of 3537038538 is about 59473.0068014053. The cubic root of 3537038538 is about 1523.6314570637.

The spelling of 3537038538 in words is "three billion, five hundred thirty-seven million, thirty-eight thousand, five hundred thirty-eight".