7620115516 has 96 divisors (see below), whose sum is σ = 15634543680. Its totient is φ = 3222374400.

The previous prime is 7620115511. The next prime is 7620115537. The reversal of 7620115516 is 6155110267.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7620115511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2285971 + ... + 2289301.

It is an arithmetic number, because the mean of its divisors is an integer number (162859830).

Almost surely, 2^7620115516 is an apocalyptic number.

It is an amenable number.

7620115516 is an abundant number, since it is smaller than the sum of its proper divisors (8014428164).

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

7620115516 is a wasteful number, since it uses less digits than its factorization.

7620115516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3455 (or 3453 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 7620115516 is about 87293.2730283382. The cubic root of 7620115516 is about 1967.8282229247.

The spelling of 7620115516 in words is "seven billion, six hundred twenty million, one hundred fifteen thousand, five hundred sixteen".