2045425303451 has 4 divisors (see below), whose sum is σ = 2045429396904. Its totient is φ = 2045421210000.

The previous prime is 2045425303393. The next prime is 2045425303469. The reversal of 2045425303451 is 1543035245402.

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 2045425303451 - 2²⁶ = 2045358194587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2045425303351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1172825 + ... + 2338026.

It is an arithmetic number, because the mean of its divisors is an integer number (511357349226).

Almost surely, 2^{2045425303451} is an apocalyptic number.

2045425303451 is a deficient number, since it is larger than the sum of its proper divisors (4093453).

2045425303451 is an equidigital number, since it uses as much as digits as its factorization.

2045425303451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4093452.

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 2045425303451 in words is "two trillion, forty-five billion, four hundred twenty-five million, three hundred three thousand, four hundred fifty-one".