45221220426 has 32 divisors (see below), whose sum is σ = 93372973056. Its totient is φ = 14585454000.

The previous prime is 45221220409. The next prime is 45221220491. The reversal of 45221220426 is 62402212254.

It is a junction number, because it is equal to n+sod(n) for n = 45221220393 and 45221220402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1898571 + ... + 1922241.

It is an arithmetic number, because the mean of its divisors is an integer number (2917905408).

Almost surely, 2^45221220426 is an apocalyptic number.

45221220426 is an abundant number, since it is smaller than the sum of its proper divisors (48151752630).

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

45221220426 is a wasteful number, since it uses less digits than its factorization.

45221220426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33978.

The product of its (nonzero) digits is 15360, while the sum is 30.

The spelling of 45221220426 in words is "forty-five billion, two hundred twenty-one million, two hundred twenty thousand, four hundred twenty-six".