3551412500 has 144 divisors (see below), whose sum is σ = 8199318960. Its totient is φ = 1344000000.

The previous prime is 3551412461. The next prime is 3551412511. The reversal of 3551412500 is 52141553.

It can be written as a sum of positive squares in 24 ways, for example, as 3531449476 + 19963024 = 59426^2 + 4468^2 .

It is a super-2 number, since 2×3551412500² = 25225061490312500000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3551412500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35162450 + ... + 35162550.

It is an arithmetic number, because the mean of its divisors is an integer number (56939715).

Almost surely, 2^3551412500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3551412500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4099659480).

3551412500 is an abundant number, since it is smaller than the sum of its proper divisors (4647906460).

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

3551412500 is a wasteful number, since it uses less digits than its factorization.

3551412500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 3551412500 is about 59593.7286969023. The cubic root of 3551412500 is about 1525.6925994901.

The spelling of 3551412500 in words is "three billion, five hundred fifty-one million, four hundred twelve thousand, five hundred".