10540437493 has 16 divisors (see below), whose sum is σ = 11306399616. Its totient is φ = 9800619840.

The previous prime is 10540437491. The next prime is 10540437499. The reversal of 10540437493 is 39473404501.

It is a cyclic number.

It is not a de Polignac number, because 10540437493 - 2¹ = 10540437491 is a prime.

It is a super-2 number, since 2×10540437493² (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 (10540437491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1027158 + ... + 1037368.

It is an arithmetic number, because the mean of its divisors is an integer number (706649976).

Almost surely, 2^10540437493 is an apocalyptic number.

It is an amenable number.

10540437493 is a deficient number, since it is larger than the sum of its proper divisors (765962123).

10540437493 is a wasteful number, since it uses less digits than its factorization.

10540437493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11484.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 10540437493 in words is "ten billion, five hundred forty million, four hundred thirty-seven thousand, four hundred ninety-three".