1045554410551 has 4 divisors (see below), whose sum is σ = 1194919326352. Its totient is φ = 896189494752.

The previous prime is 1045554410501. The next prime is 1045554410569. The reversal of 1045554410551 is 1550144555401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1045554410551 - 2⁷ = 1045554410423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045554410501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74682457890 + ... + 74682457903.

It is an arithmetic number, because the mean of its divisors is an integer number (298729831588).

Almost surely, 2^{1045554410551} is an apocalyptic number.

1045554410551 is a deficient number, since it is larger than the sum of its proper divisors (149364915801).

1045554410551 is an equidigital number, since it uses as much as digits as its factorization.

1045554410551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149364915800.

The product of its (nonzero) digits is 200000, while the sum is 40.

Adding to 1045554410551 its reverse (1550144555401), we get a palindrome (2595698965952).

The spelling of 1045554410551 in words is "one trillion, forty-five billion, five hundred fifty-four million, four hundred ten thousand, five hundred fifty-one".