11530720710 has 64 divisors (see below), whose sum is σ = 31137868800. Its totient is φ = 3035930976.

The previous prime is 11530720693. The next prime is 11530720727. The reversal of 11530720710 is 1702703511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11530720693) and next prime (11530720727).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 248964 + ... + 291623.

It is an arithmetic number, because the mean of its divisors is an integer number (486529200).

Almost surely, 2^11530720710 is an apocalyptic number.

11530720710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11530720710 is an abundant number, since it is smaller than the sum of its proper divisors (19607148090).

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

11530720710 is a wasteful number, since it uses less digits than its factorization.

11530720710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540682 (or 540676 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 27.

The spelling of 11530720710 in words is "eleven billion, five hundred thirty million, seven hundred twenty thousand, seven hundred ten".