220426811370 has 48 divisors (see below), whose sum is σ = 592872120360. Its totient is φ = 56753569152.

The previous prime is 220426811359. The next prime is 220426811387. The reversal of 220426811370 is 73118624022.

It is a happy number.

220426811370 is a `hidden beast` number, since 2 + 20 + 4 + 268 + 1 + 1 + 370 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 106542835281 + 113883976089 = 326409^2 + 337467^2 .

It is a super-2 number, since 2×220426811370² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42224749 + ... + 42229968.

Almost surely, 2^220426811370 is an apocalyptic number.

220426811370 is an abundant number, since it is smaller than the sum of its proper divisors (372445308990).

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

220426811370 is a wasteful number, since it uses less digits than its factorization.

220426811370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84454759 (or 84454756 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 220426811370 in words is "two hundred twenty billion, four hundred twenty-six million, eight hundred eleven thousand, three hundred seventy".