3556428067494 has 24 divisors (see below), whose sum is σ = 7722755843400. Its totient is φ = 1182835761408.

The previous prime is 3556428067483. The next prime is 3556428067499. The reversal of 3556428067494 is 4947608246553.

3556428067494 is a `hidden beast` number, since 3 + 5 + 5 + 6 + 4 + 2 + 80 + 67 + 494 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3556428067499) 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, 220013452 + ... + 220029615.

It is an arithmetic number, because the mean of its divisors is an integer number (321781493475).

Almost surely, 2^{3556428067494} is an apocalyptic number.

3556428067494 is an abundant number, since it is smaller than the sum of its proper divisors (4166327775906).

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

3556428067494 is a wasteful number, since it uses less digits than its factorization.

3556428067494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440043524 (or 440043521 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 63.

The spelling of 3556428067494 in words is "three trillion, five hundred fifty-six billion, four hundred twenty-eight million, sixty-seven thousand, four hundred ninety-four".