10642561605514 has 8 divisors (see below), whose sum is σ = 15973011765828. Its totient is φ = 5318224350240.

The previous prime is 10642561605457. The next prime is 10642561605563. The reversal of 10642561605514 is 41550616524601.

It can be written as a sum of positive squares in 2 ways, for example, as 8434766807289 + 2207794798225 = 2904267^2 + 1485865^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10642561605514² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1528221907 + ... + 1528228870.

Almost surely, 2^{10642561605514} is an apocalyptic number.

10642561605514 is a deficient number, since it is larger than the sum of its proper divisors (5330450160314).

10642561605514 is a wasteful number, since it uses less digits than its factorization.

10642561605514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3056452520.

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 10642561605514 in words is "ten trillion, six hundred forty-two billion, five hundred sixty-one million, six hundred five thousand, five hundred fourteen".