10665707654 has 16 divisors (see below), whose sum is σ = 18593971200. Its totient is φ = 4493542344.

The previous prime is 10665707641. The next prime is 10665707681. The reversal of 10665707654 is 45670756601.

It is a super-2 number, since 2×10665707654² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10665707599 and 10665707608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6455414 + ... + 6457065.

It is an arithmetic number, because the mean of its divisors is an integer number (1162123200).

Almost surely, 2^10665707654 is an apocalyptic number.

10665707654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10665707654 is a deficient number, since it is larger than the sum of its proper divisors (7928263546).

10665707654 is a wasteful number, since it uses less digits than its factorization.

10665707654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12912547.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 10665707654 in words is "ten billion, six hundred sixty-five million, seven hundred seven thousand, six hundred fifty-four".