4625978817072 has 40 divisors (see below), whose sum is σ = 11956388065600. Its totient is φ = 1541226127680.

The previous prime is 4625978817043. The next prime is 4625978817107. The reversal of 4625978817072 is 2707188795264.

It is a junction number, because it is equal to n+sod(n) for n = 4625978816994 and 4625978817012.

It is an unprimeable number.

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, 23865322 + ... + 24058377.

It is an arithmetic number, because the mean of its divisors is an integer number (298909701640).

Almost surely, 2^{4625978817072} is an apocalyptic number.

It is an amenable number.

4625978817072 is an abundant number, since it is smaller than the sum of its proper divisors (7330409248528).

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

4625978817072 is a wasteful number, since it uses less digits than its factorization.

4625978817072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47925721 (or 47925715 counting only the distinct ones).

The product of its (nonzero) digits is 94832640, while the sum is 66.

The spelling of 4625978817072 in words is "four trillion, six hundred twenty-five billion, nine hundred seventy-eight million, eight hundred seventeen thousand, seventy-two".