1055556847698 has 64 divisors (see below), whose sum is σ = 2213076211200. Its totient is φ = 335366496000.

The previous prime is 1055556847679. The next prime is 1055556847753. The reversal of 1055556847698 is 8967486555501.

It is a super-2 number, since 2×1055556847698² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1433628 + ... + 2041176.

It is an arithmetic number, because the mean of its divisors is an integer number (34579315800).

Almost surely, 2^{1055556847698} is an apocalyptic number.

1055556847698 is an abundant number, since it is smaller than the sum of its proper divisors (1157519363502).

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

1055556847698 is a wasteful number, since it uses less digits than its factorization.

1055556847698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607763.

The product of its (nonzero) digits is 362880000, while the sum is 69.

The spelling of 1055556847698 in words is "one trillion, fifty-five billion, five hundred fifty-six million, eight hundred forty-seven thousand, six hundred ninety-eight".