10661032510 has 32 divisors (see below), whose sum is σ = 19411172352. Its totient is φ = 4215382560.

The previous prime is 10661032489. The next prime is 10661032523. The reversal of 10661032510 is 1523016601.

It is a super-2 number, since 2×10661032510² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579067 + ... + 597193.

It is an arithmetic number, because the mean of its divisors is an integer number (606599136).

Almost surely, 2^10661032510 is an apocalyptic number.

10661032510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10661032510 is a deficient number, since it is larger than the sum of its proper divisors (8750139842).

10661032510 is a wasteful number, since it uses less digits than its factorization.

10661032510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18808.

The product of its (nonzero) digits is 1080, while the sum is 25.

The spelling of 10661032510 in words is "ten billion, six hundred sixty-one million, thirty-two thousand, five hundred ten".