210601401612 has 72 divisors (see below), whose sum is σ = 573652731456. Its totient is φ = 59959160352.

The previous prime is 210601401607. The next prime is 210601401623. The reversal of 210601401612 is 216104106012.

It is a happy number.

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, 466398 + ... + 799205.

It is an arithmetic number, because the mean of its divisors is an integer number (7967399048).

Almost surely, 2^210601401612 is an apocalyptic number.

It is an amenable number.

210601401612 is an abundant number, since it is smaller than the sum of its proper divisors (363051329844).

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

210601401612 is a wasteful number, since it uses less digits than its factorization.

210601401612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265907 (or 1265898 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 210601401612 its reverse (216104106012), we get a palindrome (426705507624).

The spelling of 210601401612 in words is "two hundred ten billion, six hundred one million, four hundred one thousand, six hundred twelve".