3454778796400 has 60 divisors (see below), whose sum is σ = 8301259912792. Its totient is φ = 1381719409920.

The previous prime is 3454778796283. The next prime is 3454778796407. The reversal of 3454778796400 is 46978774543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3454778796407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2298079 + ... + 3491521.

Almost surely, 2^{3454778796400} is an apocalyptic number.

It is an amenable number.

3454778796400 is an abundant number, since it is smaller than the sum of its proper divisors (4846481116392).

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

3454778796400 is a wasteful number, since it uses less digits than its factorization.

3454778796400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200698 (or 1200687 counting only the distinct ones).

The product of its (nonzero) digits is 142248960, while the sum is 64.

The spelling of 3454778796400 in words is "three trillion, four hundred fifty-four billion, seven hundred seventy-eight million, seven hundred ninety-six thousand, four hundred".