6169516452 has 144 divisors (see below), whose sum is σ = 17320709952. Its totient is φ = 1835965440.

The previous prime is 6169516447. The next prime is 6169516453. The reversal of 6169516452 is 2546159616.

It is a junction number, because it is equal to n+sod(n) for n = 6169516398 and 6169516407.

It is not an unprimeable number, because it can be changed into a prime (6169516453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13210723 + ... + 13211189.

It is an arithmetic number, because the mean of its divisors is an integer number (120282708).

Almost surely, 2^6169516452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6169516452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8660354976).

6169516452 is an abundant number, since it is smaller than the sum of its proper divisors (11151193500).

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

6169516452 is a wasteful number, since it uses less digits than its factorization.

6169516452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018 (or 1013 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 6169516452 is about 78546.2694976662. The cubic root of 6169516452 is about 1834.0747935836.

The spelling of 6169516452 in words is "six billion, one hundred sixty-nine million, five hundred sixteen thousand, four hundred fifty-two".