53877766384 has 80 divisors (see below), whose sum is σ = 116198785024. Its totient is φ = 24032505600.

The previous prime is 53877766367. The next prime is 53877766399. The reversal of 53877766384 is 48366777835.

It is a super-3 number, since 3×53877766384³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5224177 + ... + 5234479.

Almost surely, 2^53877766384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53877766384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58099392512).

53877766384 is an abundant number, since it is smaller than the sum of its proper divisors (62321018640).

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

53877766384 is a wasteful number, since it uses less digits than its factorization.

53877766384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11166 (or 11160 counting only the distinct ones).

The product of its digits is 142248960, while the sum is 64.

The spelling of 53877766384 in words is "fifty-three billion, eight hundred seventy-seven million, seven hundred sixty-six thousand, three hundred eighty-four".