10204254664545 has 32 divisors (see below), whose sum is σ = 17287463232000. Its totient is φ = 5122060021760.

The previous prime is 10204254664523. The next prime is 10204254664547. The reversal of 10204254664545 is 54546645240201.

It is not a de Polignac number, because 10204254664545 - 2¹² = 10204254660449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10204254664494 and 10204254664503.

It is not an unprimeable number, because it can be changed into a prime (10204254664547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19633225 + ... + 20146265.

It is an arithmetic number, because the mean of its divisors is an integer number (540233226000).

Almost surely, 2^{10204254664545} is an apocalyptic number.

10204254664545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10204254664545 is a deficient number, since it is larger than the sum of its proper divisors (7083208567455).

10204254664545 is a wasteful number, since it uses less digits than its factorization.

10204254664545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591065.

The product of its (nonzero) digits is 4608000, while the sum is 48.

The spelling of 10204254664545 in words is "ten trillion, two hundred four billion, two hundred fifty-four million, six hundred sixty-four thousand, five hundred forty-five".