610244020920 has 64 divisors (see below), whose sum is σ = 1830925038240. Its totient is φ = 162714585600.

The previous prime is 610244020901. The next prime is 610244020949. The reversal of 610244020920 is 29020442016.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 896130 + ... + 1422510.

Almost surely, 2^610244020920 is an apocalyptic number.

610244020920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

610244020920 is an abundant number, since it is smaller than the sum of its proper divisors (1220681017320).

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

610244020920 is a wasteful number, since it uses less digits than its factorization.

610244020920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536056 (or 536052 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 610244020920 its reverse (29020442016), we get a palindrome (639264462936).

The spelling of 610244020920 in words is "six hundred ten billion, two hundred forty-four million, twenty thousand, nine hundred twenty".