6610612363440 has 80 divisors (see below), whose sum is σ = 20606118894816. Its totient is φ = 1753090560000.

The previous prime is 6610612363429. The next prime is 6610612363451. The reversal of 6610612363440 is 443632160166.

It is an interprime number because it is at equal distance from previous prime (6610612363429) and next prime (6610612363451).

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 6610612363392 and 6610612363401.

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, 76045561 + ... + 76132440.

Almost surely, 2^{6610612363440} is an apocalyptic number.

6610612363440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6610612363440 is an abundant number, since it is smaller than the sum of its proper divisors (13995506531376).

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

6610612363440 is a wasteful number, since it uses less digits than its factorization.

6610612363440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152178198 (or 152178192 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 6610612363440 in words is "six trillion, six hundred ten billion, six hundred twelve million, three hundred sixty-three thousand, four hundred forty".