55403250435 has 48 divisors (see below), whose sum is σ = 103441665600. Its totient is φ = 27269574912.

The previous prime is 55403250433. The next prime is 55403250467. The reversal of 55403250435 is 53405230455.

55403250435 is a `hidden beast` number, since 5 + 540 + 32 + 50 + 4 + 35 = 666.

It is not a de Polignac number, because 55403250435 - 2¹ = 55403250433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55403250435.

It is not an unprimeable number, because it can be changed into a prime (55403250433) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4181401 + ... + 4194629.

It is an arithmetic number, because the mean of its divisors is an integer number (2155034700).

Almost surely, 2^55403250435 is an apocalyptic number.

55403250435 is a deficient number, since it is larger than the sum of its proper divisors (48038415165).

55403250435 is a wasteful number, since it uses less digits than its factorization.

55403250435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20412 (or 20409 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

The spelling of 55403250435 in words is "fifty-five billion, four hundred three million, two hundred fifty thousand, four hundred thirty-five".