1856676070055 has 16 divisors (see below), whose sum is σ = 2359103452704. Its totient is φ = 1397948497920.

The previous prime is 1856676070049. The next prime is 1856676070147. The reversal of 1856676070055 is 5500706766581.

It is not a de Polignac number, because 1856676070055 - 2²⁶ = 1856608961191 is a prime.

It is a super-2 number, since 2×1856676070055² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10015760 + ... + 10199450.

It is an arithmetic number, because the mean of its divisors is an integer number (147443965794).

Almost surely, 2^{1856676070055} is an apocalyptic number.

1856676070055 is a deficient number, since it is larger than the sum of its proper divisors (502427382649).

1856676070055 is a wasteful number, since it uses less digits than its factorization.

1856676070055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302626.

The product of its (nonzero) digits is 10584000, while the sum is 56.

The spelling of 1856676070055 in words is "one trillion, eight hundred fifty-six billion, six hundred seventy-six million, seventy thousand, fifty-five".