45020623434 has 16 divisors (see below), whose sum is σ = 90163097760. Its totient is φ = 14986566000.

The previous prime is 45020623423. The next prime is 45020623441. The reversal of 45020623434 is 43432602054.

It is a junction number, because it is equal to n+sod(n) for n = 45020623395 and 45020623404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5072317 + ... + 5081184.

It is an arithmetic number, because the mean of its divisors is an integer number (5635193610).

Almost surely, 2^45020623434 is an apocalyptic number.

45020623434 is an abundant number, since it is smaller than the sum of its proper divisors (45142474326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45020623434 is a wasteful number, since it uses less digits than its factorization.

45020623434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10154245.

The product of its (nonzero) digits is 69120, while the sum is 33.

The spelling of 45020623434 in words is "forty-five billion, twenty million, six hundred twenty-three thousand, four hundred thirty-four".