1706606617870 has 128 divisors (see below), whose sum is σ = 3930480433152. Its totient is φ = 518128012800.

The previous prime is 1706606617829. The next prime is 1706606617897. The reversal of 1706606617870 is 787166066071.

It is a super-2 number, since 2×1706606617870² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4661532 + ... + 5014288.

It is an arithmetic number, because the mean of its divisors is an integer number (30706878384).

Almost surely, 2^{1706606617870} is an apocalyptic number.

1706606617870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1706606617870 is an abundant number, since it is smaller than the sum of its proper divisors (2223873815282).

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

1706606617870 is a wasteful number, since it uses less digits than its factorization.

1706606617870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352946.

The product of its (nonzero) digits is 3556224, while the sum is 55.

The spelling of 1706606617870 in words is "one trillion, seven hundred six billion, six hundred six million, six hundred seventeen thousand, eight hundred seventy".