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700000000000000 = 2145147

700000000000000 has 450 divisors, whose sum is σ = 1999938964778216. Its totient is φ = 240000000000000.

The previous prime is 699999999999991. The next prime is 700000000000051. The reversal of 700000000000000 is 7.

It is a happy number.

It is a sliding number, since 700000000000000 = 200000000000000 + 500000000000000 and 1/200000000000000 + 1/500000000000000 = 0.00000000000000700000000000000.

It is an ABA number since it can be written as A⋅BA, here for A=7, B=100.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 99999999999997 + ... + 100000000000003.

Almost surely, 2700000000000000 is an apocalyptic number.

700000000000000 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 700000000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (999969482389108).

700000000000000 is an abundant number, since it is smaller than the sum of its proper divisors (1299938964778216).

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

700000000000000 is an frugal number, since it uses more digits than its factorization.

700000000000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 14 counting only the distinct ones).

The product of its (nonzero) digits is 7, while the sum is 7.

The spelling of 700000000000000 in words is "seven hundred trillion", and thus it is an aban number.