1055761474887 has 24 divisors (see below), whose sum is σ = 1746814417920. Its totient is φ = 601918013520.

The previous prime is 1055761474879. The next prime is 1055761474891. The reversal of 1055761474887 is 7884741675501.

1055761474887 is a `hidden beast` number, since 1 + 0 + 5 + 5 + 7 + 6 + 147 + 488 + 7 = 666.

1055761474887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1055761474887 - 2³ = 1055761474879 is a prime.

It is a super-2 number, since 2×1055761474887² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055761474387) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19059039 + ... + 19114352.

It is an arithmetic number, because the mean of its divisors is an integer number (72783934080).

Almost surely, 2^{1055761474887} is an apocalyptic number.

1055761474887 is a deficient number, since it is larger than the sum of its proper divisors (691052943033).

1055761474887 is a wasteful number, since it uses less digits than its factorization.

1055761474887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38173843 (or 38173840 counting only the distinct ones).

The product of its (nonzero) digits is 52684800, while the sum is 63.

The spelling of 1055761474887 in words is "one trillion, fifty-five billion, seven hundred sixty-one million, four hundred seventy-four thousand, eight hundred eighty-seven".