2045354000523 has 8 divisors (see below), whose sum is σ = 2727151577808. Its totient is φ = 1363562878464.

The previous prime is 2045354000491. The next prime is 2045354000539. The reversal of 2045354000523 is 3250004535402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2045354000523 - 2⁵ = 2045354000491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2045354000563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818490 + ... + 2181887.

It is an arithmetic number, because the mean of its divisors is an integer number (340893947226).

Almost surely, 2^{2045354000523} is an apocalyptic number.

2045354000523 is a deficient number, since it is larger than the sum of its proper divisors (681797577285).

2045354000523 is a wasteful number, since it uses less digits than its factorization.

2045354000523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3227613.

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 2045354000523 its reverse (3250004535402), we get a palindrome (5295358535925).

The spelling of 2045354000523 in words is "two trillion, forty-five billion, three hundred fifty-four million, five hundred twenty-three", and thus it is an aban number.