245261036611616 has 24 divisors (see below), whose sum is σ = 482905290263760. Its totient is φ = 122618423211328.

The previous prime is 245261036611571. The next prime is 245261036611667. The reversal of 245261036611616 is 616116630162542.

It is a super-2 number, since 2×245261036611616² (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 3 ways as a sum of consecutive naturals, for example, 377642186 + ... + 378291081.

It is an arithmetic number, because the mean of its divisors is an integer number (20121053760990).

Almost surely, 2^{245261036611616} is an apocalyptic number.

It is an amenable number.

245261036611616 is a deficient number, since it is larger than the sum of its proper divisors (237644253652144).

245261036611616 is a wasteful number, since it uses less digits than its factorization.

245261036611616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755943416 (or 755943408 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 245261036611616 in words is "two hundred forty-five trillion, two hundred sixty-one billion, thirty-six million, six hundred eleven thousand, six hundred sixteen".