55453456542 has 32 divisors (see below), whose sum is σ = 121713871104. Its totient is φ = 16703451200.

The previous prime is 55453456517. The next prime is 55453456547. The reversal of 55453456542 is 24565435455.

It is a junction number, because it is equal to n+sod(n) for n = 55453456491 and 55453456500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55453456547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2504559 + ... + 2526602.

It is an arithmetic number, because the mean of its divisors is an integer number (3803558472).

Almost surely, 2^55453456542 is an apocalyptic number.

55453456542 is an abundant number, since it is smaller than the sum of its proper divisors (66260414562).

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

55453456542 is a wasteful number, since it uses less digits than its factorization.

55453456542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5031344.

The product of its digits is 7200000, while the sum is 48.

The spelling of 55453456542 in words is "fifty-five billion, four hundred fifty-three million, four hundred fifty-six thousand, five hundred forty-two".