2420989159656 has 32 divisors (see below), whose sum is σ = 6078902925600. Its totient is φ = 803472383040.

The previous prime is 2420989159637. The next prime is 2420989159657. The reversal of 2420989159656 is 6569519890242.

2420989159656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2420989159656² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2420989159657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220244610 + ... + 220255601.

It is an arithmetic number, because the mean of its divisors is an integer number (189965716425).

Almost surely, 2^{2420989159656} is an apocalyptic number.

It is an amenable number.

2420989159656 is an abundant number, since it is smaller than the sum of its proper divisors (3657913765944).

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

2420989159656 is a wasteful number, since it uses less digits than its factorization.

2420989159656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440500449 (or 440500445 counting only the distinct ones).

The product of its (nonzero) digits is 83980800, while the sum is 66.

The spelling of 2420989159656 in words is "two trillion, four hundred twenty billion, nine hundred eighty-nine million, one hundred fifty-nine thousand, six hundred fifty-six".