6161510512 has 20 divisors (see below), whose sum is σ = 11971756080. Its totient is φ = 3072025088.

The previous prime is 6161510501. The next prime is 6161510521. The reversal of 6161510512 is 2150151616.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539812 + ... + 551107.

It is an arithmetic number, because the mean of its divisors is an integer number (598587804).

Almost surely, 2^6161510512 is an apocalyptic number.

It is an amenable number.

6161510512 is a deficient number, since it is larger than the sum of its proper divisors (5810245568).

6161510512 is a wasteful number, since it uses less digits than its factorization.

6161510512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091280 (or 1091274 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 6161510512 is about 78495.2897440350. The cubic root of 6161510512 is about 1833.2811144870.

It can be divided in two parts, 61615 and 10512, that added together give a palindrome (72127).

The spelling of 6161510512 in words is "six billion, one hundred sixty-one million, five hundred ten thousand, five hundred twelve".