1055746355247 has 32 divisors (see below), whose sum is σ = 1590064450560. Its totient is φ = 692188390080.

The previous prime is 1055746355177. The next prime is 1055746355329. The reversal of 1055746355247 is 7425536475501.

It is a happy number.

1055746355247 is a `hidden beast` number, since 1 + 0 + 5 + 5 + 7 + 46 + 3 + 552 + 47 = 666.

It is not a de Polignac number, because 1055746355247 - 2⁷ = 1055746355119 is a prime.

It is a super-2 number, since 2×1055746355247² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055746355193 and 1055746355202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055746353247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87879 + ... + 1455752.

It is an arithmetic number, because the mean of its divisors is an integer number (49689514080).

Almost surely, 2^{1055746355247} is an apocalyptic number.

1055746355247 is a deficient number, since it is larger than the sum of its proper divisors (534318095313).

1055746355247 is a wasteful number, since it uses less digits than its factorization.

1055746355247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544060 (or 1544054 counting only the distinct ones).

The product of its (nonzero) digits is 17640000, while the sum is 54.

The spelling of 1055746355247 in words is "one trillion, fifty-five billion, seven hundred forty-six million, three hundred fifty-five thousand, two hundred forty-seven".