3555900540 has 576 divisors, whose sum is σ = 13134441600. Its totient is φ = 794271744.

The previous prime is 3555900529. The next prime is 3555900541. The reversal of 3555900540 is 450095553.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3555900495 and 3555900504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3555900541) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 96105402 + ... + 96105438.

It is an arithmetic number, because the mean of its divisors is an integer number (22802850).

Almost surely, 2^3555900540 is an apocalyptic number.

3555900540 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 3555900540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6567220800).

3555900540 is an abundant number, since it is smaller than the sum of its proper divisors (9578541060).

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

3555900540 is a wasteful number, since it uses less digits than its factorization.

3555900540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The square root of 3555900540 is about 59631.3721123370. The cubic root of 3555900540 is about 1526.3350187172.

The spelling of 3555900540 in words is "three billion, five hundred fifty-five million, nine hundred thousand, five hundred forty".