1055463435887 has 4 divisors (see below), whose sum is σ = 1206243926736. Its totient is φ = 904682945040.

The previous prime is 1055463435847. The next prime is 1055463435899. The reversal of 1055463435887 is 7885343645501.

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

It is not a de Polignac number, because 1055463435887 - 2³² = 1051168468591 is a prime.

It is a super-2 number, since 2×1055463435887² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055463435847) 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, 75390245414 + ... + 75390245427.

It is an arithmetic number, because the mean of its divisors is an integer number (301560981684).

Almost surely, 2^{1055463435887} is an apocalyptic number.

1055463435887 is a deficient number, since it is larger than the sum of its proper divisors (150780490849).

1055463435887 is an equidigital number, since it uses as much as digits as its factorization.

1055463435887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150780490848.

The product of its (nonzero) digits is 48384000, while the sum is 59.

The spelling of 1055463435887 in words is "one trillion, fifty-five billion, four hundred sixty-three million, four hundred thirty-five thousand, eight hundred eighty-seven".