10951406922681 has 15 divisors (see below), whose sum is σ = 16359553598421. Its totient is φ = 7300918092708.

The previous prime is 10951406922623. The next prime is 10951406922683. The reversal of 10951406922681 is 18622960415901.

The square root of 10951406922681 is 3309291.

It is a perfect power (a square), and thus also a powerful number.

10951406922681 is a `hidden beast` number, since 1 + 0 + 9 + 5 + 1 + 406 + 9 + 226 + 8 + 1 = 666.

It is not a de Polignac number, because 10951406922681 - 2⁴³ = 2155313900473 is a prime.

It is a super-2 number, since 2×10951406922681² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10951406922683) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 29599770 + ... + 29967468.

Almost surely, 2^{10951406922681} is an apocalyptic number.

10951406922681 is the 3309291-st square number.

10951406922681 is the 1654646-th centered octagonal number.

It is an amenable number.

10951406922681 is a deficient number, since it is larger than the sum of its proper divisors (5408146675740).

10951406922681 is an frugal number, since it uses more digits than its factorization.

10951406922681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735410 (or 367702 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The spelling of 10951406922681 in words is "ten trillion, nine hundred fifty-one billion, four hundred six million, nine hundred twenty-two thousand, six hundred eighty-one".