55735288378 has 48 divisors (see below), whose sum is σ = 105115292352. Its totient is φ = 21695731200.

The previous prime is 55735288363. The next prime is 55735288391. The reversal of 55735288378 is 87388253755.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1969626 + ... + 1997722.

It is an arithmetic number, because the mean of its divisors is an integer number (2189901924).

Almost surely, 2^55735288378 is an apocalyptic number.

55735288378 is a deficient number, since it is larger than the sum of its proper divisors (49380003974).

55735288378 is a wasteful number, since it uses less digits than its factorization.

55735288378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29299 (or 29288 counting only the distinct ones).

The product of its digits is 56448000, while the sum is 61.

The spelling of 55735288378 in words is "fifty-five billion, seven hundred thirty-five million, two hundred eighty-eight thousand, three hundred seventy-eight".