3250002557778 has 8 divisors (see below), whose sum is σ = 6500005115568. Its totient is φ = 1083334185924.

The previous prime is 3250002557749. The next prime is 3250002557783. The reversal of 3250002557778 is 8777552000523.

It is a sphenic number, since it is the product of 3 distinct primes.

3250002557778 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 3250002557778.

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, 270833546476 + ... + 270833546487.

It is an arithmetic number, because the mean of its divisors is an integer number (812500639446).

Almost surely, 2^{3250002557778} is an apocalyptic number.

3250002557778 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3250002557778 is a wasteful number, since it uses less digits than its factorization.

3250002557778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541667092968.

The product of its (nonzero) digits is 4116000, while the sum is 51.

The spelling of 3250002557778 in words is "three trillion, two hundred fifty billion, two million, five hundred fifty-seven thousand, seven hundred seventy-eight".