55740032450 has 12 divisors (see below), whose sum is σ = 103676460450. Its totient is φ = 22296012960.

The previous prime is 55740032441. The next prime is 55740032473. The reversal of 55740032450 is 5423004755.

It can be written as a sum of positive squares in 3 ways, for example, as 49315529041 + 6424503409 = 222071^2 + 80153^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55740032450.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 557400275 + ... + 557400374.

Almost surely, 2^55740032450 is an apocalyptic number.

55740032450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55740032450 is a deficient number, since it is larger than the sum of its proper divisors (47936428000).

55740032450 is a wasteful number, since it uses less digits than its factorization.

55740032450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114800661 (or 1114800656 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 35.

The spelling of 55740032450 in words is "fifty-five billion, seven hundred forty million, thirty-two thousand, four hundred fifty".