610121679772 has 18 divisors (see below), whose sum is σ = 1173601827104. Its totient is φ = 277328036040.

The previous prime is 610121679751. The next prime is 610121679799. The reversal of 610121679772 is 277976121016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 630290508 + ... + 630291475.

Almost surely, 2^610121679772 is an apocalyptic number.

It is an amenable number.

610121679772 is a deficient number, since it is larger than the sum of its proper divisors (563480147332).

610121679772 is a wasteful number, since it uses less digits than its factorization.

610121679772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260582009 (or 1260581996 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 49.

The spelling of 610121679772 in words is "six hundred ten billion, one hundred twenty-one million, six hundred seventy-nine thousand, seven hundred seventy-two".