10220645445 has 16 divisors (see below), whose sum is σ = 16354822272. Its totient is φ = 5450414400.

The previous prime is 10220645437. The next prime is 10220645467. The reversal of 10220645445 is 54454602201.

It is not a de Polignac number, because 10220645445 - 2³ = 10220645437 is a prime.

It is a congruent number.

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, 127995 + ... + 191895.

It is an arithmetic number, because the mean of its divisors is an integer number (1022176392).

Almost surely, 2^10220645445 is an apocalyptic number.

10220645445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10220645445 is a deficient number, since it is larger than the sum of its proper divisors (6134176827).

10220645445 is a wasteful number, since it uses less digits than its factorization.

10220645445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74572.

The product of its (nonzero) digits is 38400, while the sum is 33.

The spelling of 10220645445 in words is "ten billion, two hundred twenty million, six hundred forty-five thousand, four hundred forty-five".