3556876219840 has 28 divisors (see below), whose sum is σ = 8469811499256. Its totient is φ = 1422750487808.

The previous prime is 3556876219781. The next prime is 3556876219859. The reversal of 3556876219840 is 489126786553.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5557618774 + ... + 5557619413.

It is a 2-persistent number, because it is pandigital, and so is 2⋅3556876219840 = 7113752439680, but 3⋅3556876219840 = 10670628659520 is not.

Almost surely, 2^{3556876219840} is an apocalyptic number.

It is an amenable number.

3556876219840 is an abundant number, since it is smaller than the sum of its proper divisors (4912935279416).

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

3556876219840 is a wasteful number, since it uses less digits than its factorization.

3556876219840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11115238204 (or 11115238194 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 64.

The spelling of 3556876219840 in words is "three trillion, five hundred fifty-six billion, eight hundred seventy-six million, two hundred nineteen thousand, eight hundred forty".