2056671492102 has 64 divisors (see below), whose sum is σ = 4841737286400. Its totient is φ = 644895573120.

The previous prime is 2056671492089. The next prime is 2056671492107. The reversal of 2056671492102 is 2012941766502.

2056671492102 is a `hidden beast` number, since 2 + 0 + 56 + 6 + 7 + 1 + 492 + 102 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056671492107) 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, 1192549 + ... + 2352767.

It is an arithmetic number, because the mean of its divisors is an integer number (75652145100).

Almost surely, 2^{2056671492102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2056671492102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2420868643200).

2056671492102 is an abundant number, since it is smaller than the sum of its proper divisors (2785065794298).

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

2056671492102 is a wasteful number, since it uses less digits than its factorization.

2056671492102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162178 (or 1162172 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 2056671492102 in words is "two trillion, fifty-six billion, six hundred seventy-one million, four hundred ninety-two thousand, one hundred two".