42401420210 has 32 divisors (see below), whose sum is σ = 78911506800. Its totient is φ = 16391400192.

The previous prime is 42401420183. The next prime is 42401420239. The reversal of 42401420210 is 1202410424.

It can be written as a sum of positive squares in 8 ways, for example, as 15820356841 + 26581063369 = 125779^2 + 163037^2 .

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, 329429 + ... + 439688.

Almost surely, 2^42401420210 is an apocalyptic number.

42401420210 is a deficient number, since it is larger than the sum of its proper divisors (36510086590).

42401420210 is a wasteful number, since it uses less digits than its factorization.

42401420210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769310.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 42401420210 its reverse (1202410424), we get a palindrome (43603830634).

The spelling of 42401420210 in words is "forty-two billion, four hundred one million, four hundred twenty thousand, two hundred ten".