45600025645 has 4 divisors (see below), whose sum is σ = 54720030780. Its totient is φ = 36480020512.

The previous prime is 45600025643. The next prime is 45600025649. The reversal of 45600025645 is 54652000654.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54652000654 = 2 ⋅27326000327.

It can be written as a sum of positive squares in 2 ways, for example, as 12720907369 + 32879118276 = 112787^2 + 181326^2 .

It is a cyclic number.

It is not a de Polignac number, because 45600025645 - 2¹ = 45600025643 is a prime.

It is a super-3 number, since 3×45600025645³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45600025643) 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, 4560002560 + ... + 4560002569.

It is an arithmetic number, because the mean of its divisors is an integer number (13680007695).

Almost surely, 2^45600025645 is an apocalyptic number.

It is an amenable number.

45600025645 is a deficient number, since it is larger than the sum of its proper divisors (9120005135).

45600025645 is an equidigital number, since it uses as much as digits as its factorization.

45600025645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9120005134.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 45600025645 in words is "forty-five billion, six hundred million, twenty-five thousand, six hundred forty-five".