3557256450 has 96 divisors (see below), whose sum is σ = 9640043712. Its totient is φ = 860928000.

The previous prime is 3557256433. The next prime is 3557256463. The reversal of 3557256450 is 546527553.

It is a super-3 number, since 3×3557256450³ (a number of 30 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1254234 + ... + 1257066.

It is an arithmetic number, because the mean of its divisors is an integer number (100417122).

Almost surely, 2^3557256450 is an apocalyptic number.

3557256450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3557256450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4820021856).

3557256450 is an abundant number, since it is smaller than the sum of its proper divisors (6082787262).

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

3557256450 is a wasteful number, since it uses less digits than its factorization.

3557256450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3620 (or 3615 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 42.

The square root of 3557256450 is about 59642.7401282000. The cubic root of 3557256450 is about 1526.5289977010.

The spelling of 3557256450 in words is "three billion, five hundred fifty-seven million, two hundred fifty-six thousand, four hundred fifty".