877612373440 has 448 divisors, whose sum is σ = 2414672612352. Its totient is φ = 300935577600.

The previous prime is 877612373401. The next prime is 877612373441. The reversal of 877612373440 is 44373216778.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (877612373441) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 639192594 + ... + 639193966.

It is an arithmetic number, because the mean of its divisors is an integer number (5389894224).

Almost surely, 2^877612373440 is an apocalyptic number.

877612373440 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 877612373440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1207336306176).

877612373440 is an abundant number, since it is smaller than the sum of its proper divisors (1537060238912).

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

877612373440 is a wasteful number, since it uses less digits than its factorization.

877612373440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588 (or 1578 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 52.

The spelling of 877612373440 in words is "eight hundred seventy-seven billion, six hundred twelve million, three hundred seventy-three thousand, four hundred forty".