220246400042 has 32 divisors (see below), whose sum is σ = 347017741824. Its totient is φ = 104702673600.

The previous prime is 220246400039. The next prime is 220246400053. The reversal of 220246400042 is 240004642022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220246399984 and 220246400020.

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, 3283613 + ... + 3350015.

It is an arithmetic number, because the mean of its divisors is an integer number (10844304432).

Almost surely, 2^220246400042 is an apocalyptic number.

220246400042 is a deficient number, since it is larger than the sum of its proper divisors (126771341782).

220246400042 is a wasteful number, since it uses less digits than its factorization.

220246400042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67374.

The product of its (nonzero) digits is 6144, while the sum is 26.

The spelling of 220246400042 in words is "two hundred twenty billion, two hundred forty-six million, four hundred thousand, forty-two".