10640536054 has 4 divisors (see below), whose sum is σ = 15960804084. Its totient is φ = 5320268026.

The previous prime is 10640536051. The next prime is 10640536129. The reversal of 10640536054 is 45063504601.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×10640536054² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10640536051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660134012 + ... + 2660134015.

It is an arithmetic number, because the mean of its divisors is an integer number (3990201021).

Almost surely, 2^10640536054 is an apocalyptic number.

10640536054 is a deficient number, since it is larger than the sum of its proper divisors (5320268030).

10640536054 is an equidigital number, since it uses as much as digits as its factorization.

10640536054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5320268029.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 10640536054 in words is "ten billion, six hundred forty million, five hundred thirty-six thousand, fifty-four".