2555380532 has 6 divisors (see below), whose sum is σ = 4471915938. Its totient is φ = 1277690264.

The previous prime is 2555380519. The next prime is 2555380537. The reversal of 2555380532 is 2350835552.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2494602916 + 60777616 = 49946^2 + 7796^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555380537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319422563 + ... + 319422570.

It is an arithmetic number, because the mean of its divisors is an integer number (745319323).

Almost surely, 2^2555380532 is an apocalyptic number.

It is an amenable number.

2555380532 is a deficient number, since it is larger than the sum of its proper divisors (1916535406).

2555380532 is a wasteful number, since it uses less digits than its factorization.

2555380532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638845137 (or 638845135 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 38.

The square root of 2555380532 is about 50550.7718239791. The cubic root of 2555380532 is about 1367.1574307541.

The spelling of 2555380532 in words is "two billion, five hundred fifty-five million, three hundred eighty thousand, five hundred thirty-two".