42404551246644 has 24 divisors (see below), whose sum is σ = 101618113799328. Its totient is φ = 13752827431200.

The previous prime is 42404551246613. The next prime is 42404551246649. The reversal of 42404551246644 is 44664215540424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42404551246649) 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 7 ways as a sum of consecutive naturals, for example, 47752872582 + ... + 47752873469.

It is an arithmetic number, because the mean of its divisors is an integer number (4234088074972).

Almost surely, 2^{42404551246644} is an apocalyptic number.

It is an amenable number.

42404551246644 is an abundant number, since it is smaller than the sum of its proper divisors (59213562552684).

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

42404551246644 is a wasteful number, since it uses less digits than its factorization.

42404551246644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95505746095 (or 95505746093 counting only the distinct ones).

The product of its (nonzero) digits is 14745600, while the sum is 51.

The spelling of 42404551246644 in words is "forty-two trillion, four hundred four billion, five hundred fifty-one million, two hundred forty-six thousand, six hundred forty-four".