55405532746 has 8 divisors (see below), whose sum is σ = 83181914820. Its totient is φ = 27678227808.

The previous prime is 55405532729. The next prime is 55405532789. The reversal of 55405532746 is 64723550455.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49771379025 + 5634153721 = 223095^2 + 75061^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 55405532696 and 55405532705.

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 3 ways as a sum of consecutive naturals, for example, 12266461 + ... + 12270976.

Almost surely, 2^55405532746 is an apocalyptic number.

55405532746 is a deficient number, since it is larger than the sum of its proper divisors (27776382074).

55405532746 is a wasteful number, since it uses less digits than its factorization.

55405532746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24538568.

The product of its (nonzero) digits is 2520000, while the sum is 46.

The spelling of 55405532746 in words is "fifty-five billion, four hundred five million, five hundred thirty-two thousand, seven hundred forty-six".