10145450015 has 4 divisors (see below), whose sum is σ = 12174540024. Its totient is φ = 8116360008.

The previous prime is 10145449957. The next prime is 10145450047. The reversal of 10145450015 is 51005454101.

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

It is a cyclic number.

It is not a de Polignac number, because 10145450015 - 2²⁰ = 10144401439 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1014544997 + ... + 1014545006.

It is an arithmetic number, because the mean of its divisors is an integer number (3043635006).

Almost surely, 2^10145450015 is an apocalyptic number.

10145450015 is a deficient number, since it is larger than the sum of its proper divisors (2029090009).

10145450015 is an equidigital number, since it uses as much as digits as its factorization.

10145450015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2029090008.

The product of its (nonzero) digits is 2000, while the sum is 26.

The spelling of 10145450015 in words is "ten billion, one hundred forty-five million, four hundred fifty thousand, fifteen".