700037007440 has 80 divisors (see below), whose sum is σ = 1671828955920. Its totient is φ = 272405422080.

The previous prime is 700037007413. The next prime is 700037007443. The reversal of 700037007440 is 44700730007.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 50072117824 + 649964889616 = 223768^2 + 806204^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 700037007397 and 700037007406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (700037007443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25646600 + ... + 25673880.

It is an arithmetic number, because the mean of its divisors is an integer number (20897861949).

Almost surely, 2^700037007440 is an apocalyptic number.

It is an amenable number.

700037007440 is an abundant number, since it is smaller than the sum of its proper divisors (971791948480).

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

700037007440 is a wasteful number, since it uses less digits than its factorization.

700037007440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36000 (or 35994 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 32.

Adding to 700037007440 its reverse (44700730007), we get a palindrome (744737737447).

The spelling of 700037007440 in words is "seven hundred billion, thirty-seven million, seven thousand, four hundred forty".