10000505505494 has 32 divisors (see below), whose sum is σ = 18232066513920. Its totient is φ = 4018496272128.

The previous prime is 10000505505493. The next prime is 10000505505527. The reversal of 10000505505494 is 49450550500001.

It is a super-2 number, since 2×10000505505494² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000505505493) 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, 193767422 + ... + 193819025.

It is an arithmetic number, because the mean of its divisors is an integer number (569752078560).

Almost surely, 2^{10000505505494} is an apocalyptic number.

10000505505494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10000505505494 is a deficient number, since it is larger than the sum of its proper divisors (8231561008426).

10000505505494 is a wasteful number, since it uses less digits than its factorization.

10000505505494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387586572.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 10000505505494 in words is "ten trillion, five hundred five million, five hundred five thousand, four hundred ninety-four".