3649323054 has 128 divisors (see below), whose sum is σ = 8813629440. Its totient is φ = 996194304.

The previous prime is 3649323053. The next prime is 3649323113. The reversal of 3649323054 is 4503239463.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649323053) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1652419 + ... + 1654625.

It is an arithmetic number, because the mean of its divisors is an integer number (68856480).

Almost surely, 2^3649323054 is an apocalyptic number.

3649323054 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3649323054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4406814720).

3649323054 is an abundant number, since it is smaller than the sum of its proper divisors (5164306386).

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

3649323054 is a wasteful number, since it uses less digits than its factorization.

3649323054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2314.

The product of its (nonzero) digits is 233280, while the sum is 39.

The square root of 3649323054 is about 60409.6271632262. The cubic root of 3649323054 is about 1539.5865328974.

The spelling of 3649323054 in words is "three billion, six hundred forty-nine million, three hundred twenty-three thousand, fifty-four".