244340313476778 has 48 divisors (see below), whose sum is σ = 542301366162816. Its totient is φ = 79473033668160.

The previous prime is 244340313476747. The next prime is 244340313476789. The reversal of 244340313476778 is 877674313043442.

244340313476778 is a `hidden beast` number, since 2 + 4 + 43 + 40 + 3 + 13 + 476 + 7 + 78 = 666.

It is a super-2 number, since 2×244340313476778² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 436001451 + ... + 436561502.

It is an arithmetic number, because the mean of its divisors is an integer number (11297945128392).

Almost surely, 2^{244340313476778} is an apocalyptic number.

244340313476778 is an abundant number, since it is smaller than the sum of its proper divisors (297961052686038).

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

244340313476778 is a wasteful number, since it uses less digits than its factorization.

244340313476778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872563339 (or 872563336 counting only the distinct ones).

The product of its (nonzero) digits is 227598336, while the sum is 63.

The spelling of 244340313476778 in words is "two hundred forty-four trillion, three hundred forty billion, three hundred thirteen million, four hundred seventy-six thousand, seven hundred seventy-eight".