55276378344 has 112 divisors (see below), whose sum is σ = 169520627520. Its totient is φ = 16750398240.

The previous prime is 55276378343. The next prime is 55276378363. The reversal of 55276378344 is 44387367255.

It is a happy number.

55276378344 is a `hidden beast` number, since 5 + 527 + 6 + 3 + 78 + 3 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (55276378343) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 366672 + ... + 494975.

Almost surely, 2^55276378344 is an apocalyptic number.

55276378344 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

55276378344 is an abundant number, since it is smaller than the sum of its proper divisors (114244249176).

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

55276378344 is a wasteful number, since it uses less digits than its factorization.

55276378344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861682 (or 861663 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 54.

The spelling of 55276378344 in words is "fifty-five billion, two hundred seventy-six million, three hundred seventy-eight thousand, three hundred forty-four".