611421067220 has 96 divisors (see below), whose sum is σ = 1311423160320. Its totient is φ = 239403939840.

The previous prime is 611421067183. The next prime is 611421067267. The reversal of 611421067220 is 22760124116.

611421067220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94453904 + ... + 94460376.

It is an arithmetic number, because the mean of its divisors is an integer number (13660657920).

Almost surely, 2^611421067220 is an apocalyptic number.

It is an amenable number.

611421067220 is an abundant number, since it is smaller than the sum of its proper divisors (700002093100).

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

611421067220 is a wasteful number, since it uses less digits than its factorization.

611421067220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7065 (or 7063 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 611421067220 in words is "six hundred eleven billion, four hundred twenty-one million, sixty-seven thousand, two hundred twenty".