10789977479445 has 32 divisors (see below), whose sum is σ = 19452353783040. Its totient is φ = 5673603176640.

The previous prime is 10789977479357. The next prime is 10789977479447. The reversal of 10789977479445 is 54497477998701.

10789977479445 is a `hidden beast` number, since 1 + 0 + 7 + 89 + 97 + 7 + 4 + 7 + 9 + 445 = 666.

It is not a de Polignac number, because 10789977479445 - 2¹⁰ = 10789977478421 is a prime.

It is a super-2 number, since 2×10789977479445² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10789977479447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 562847874 + ... + 562867043.

It is an arithmetic number, because the mean of its divisors is an integer number (607886055720).

Almost surely, 2^{10789977479445} is an apocalyptic number.

10789977479445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10789977479445 is a deficient number, since it is larger than the sum of its proper divisors (8662376303595).

10789977479445 is a wasteful number, since it uses less digits than its factorization.

10789977479445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125715002 (or 1125714996 counting only the distinct ones).

The product of its (nonzero) digits is 4480842240, while the sum is 81.

The spelling of 10789977479445 in words is "ten trillion, seven hundred eighty-nine billion, nine hundred seventy-seven million, four hundred seventy-nine thousand, four hundred forty-five".