901088866648 has 16 divisors (see below), whose sum is σ = 1713337986960. Its totient is φ = 444198736800.

The previous prime is 901088866547. The next prime is 901088866649. The reversal of 901088866648 is 846668880109.

It is a super-2 number, since 2×901088866648² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 901088866648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901088866649) 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 3 ways as a sum of consecutive naturals, for example, 793211463 + ... + 793212598.

It is an arithmetic number, because the mean of its divisors is an integer number (107083624185).

Almost surely, 2^901088866648 is an apocalyptic number.

It is an amenable number.

901088866648 is a deficient number, since it is larger than the sum of its proper divisors (812249120312).

901088866648 is a wasteful number, since it uses less digits than its factorization.

901088866648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586424138 (or 1586424134 counting only the distinct ones).

The product of its (nonzero) digits is 31850496, while the sum is 64.

The spelling of 901088866648 in words is "nine hundred one billion, eighty-eight million, eight hundred sixty-six thousand, six hundred forty-eight".