10501660505151 has 12 divisors (see below), whose sum is σ = 15172230073728. Its totient is φ = 6999646280544.

The previous prime is 10501660505143. The next prime is 10501660505179. The reversal of 10501660505151 is 15150506610501.

It is a happy number.

10501660505151 is a `hidden beast` number, since 1 + 0 + 501 + 6 + 6 + 0 + 50 + 51 + 51 = 666.

It is not a de Polignac number, because 10501660505151 - 2³ = 10501660505143 is a prime.

It is a super-2 number, since 2×10501660505151² (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 (10501660501151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121681375 + ... + 121767648.

It is an arithmetic number, because the mean of its divisors is an integer number (1264352506144).

Almost surely, 2^{10501660505151} is an apocalyptic number.

10501660505151 is a deficient number, since it is larger than the sum of its proper divisors (4670569568577).

10501660505151 is a wasteful number, since it uses less digits than its factorization.

10501660505151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243453822 (or 243453819 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 10501660505151 in words is "ten trillion, five hundred one billion, six hundred sixty million, five hundred five thousand, one hundred fifty-one".