10898720501697 has 24 divisors (see below), whose sum is σ = 18571910822400. Its totient is φ = 6026942211840.

The previous prime is 10898720501681. The next prime is 10898720501731. The reversal of 10898720501697 is 79610502789801.

10898720501697 is a `hidden beast` number, since 10 + 8 + 9 + 8 + 7 + 20 + 501 + 6 + 97 = 666.

It is not a de Polignac number, because 10898720501697 - 2⁴ = 10898720501681 is a prime.

It is a super-2 number, since 2×10898720501697² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (10898720501497) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2790249072 + ... + 2790252977.

It is an arithmetic number, because the mean of its divisors is an integer number (773829617600).

Almost surely, 2^{10898720501697} is an apocalyptic number.

It is an amenable number.

10898720501697 is a deficient number, since it is larger than the sum of its proper divisors (7673190320703).

10898720501697 is a wasteful number, since it uses less digits than its factorization.

10898720501697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5580502093 (or 5580502090 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 63.

The spelling of 10898720501697 in words is "ten trillion, eight hundred ninety-eight billion, seven hundred twenty million, five hundred one thousand, six hundred ninety-seven".