3253987442628 has 36 divisors (see below), whose sum is σ = 8858076928428. Its totient is φ = 1001226905280.

The previous prime is 3253987442627. The next prime is 3253987442633. The reversal of 3253987442628 is 8262447893523.

3253987442628 is a `hidden beast` number, since 3 + 2 + 53 + 9 + 87 + 442 + 62 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 630423296064 + 2623564146564 = 793992^2 + 1619742^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (3253987442623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3476481843 + ... + 3476482778.

Almost surely, 2^{3253987442628} is an apocalyptic number.

It is an amenable number.

3253987442628 is an abundant number, since it is smaller than the sum of its proper divisors (5604089485800).

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

3253987442628 is a wasteful number, since it uses less digits than its factorization.

3253987442628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6952964644 (or 6952964639 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 63.

The spelling of 3253987442628 in words is "three trillion, two hundred fifty-three billion, nine hundred eighty-seven million, four hundred forty-two thousand, six hundred twenty-eight".