3611404992 has 112 divisors (see below), whose sum is σ = 10314789632. Its totient is φ = 1108546560.

The previous prime is 3611404931. The next prime is 3611404997. The reversal of 3611404992 is 2994041163.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 3611404992.

It is not an unprimeable number, because it can be changed into a prime (3611404997) 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, 1214067 + ... + 1217037.

It is an arithmetic number, because the mean of its divisors is an integer number (92096336).

Almost surely, 2^3611404992 is an apocalyptic number.

3611404992 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3611404992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5157394816).

3611404992 is an abundant number, since it is smaller than the sum of its proper divisors (6703384640).

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

3611404992 is a wasteful number, since it uses less digits than its factorization.

3611404992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3486 (or 3476 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 3611404992 is about 60094.9664447864. The cubic root of 3611404992 is about 1534.2356314207.

The spelling of 3611404992 in words is "three billion, six hundred eleven million, four hundred four thousand, nine hundred ninety-two".