955415440 has 80 divisors (see below), whose sum is σ = 2626260480. Its totient is φ = 316270080.

The previous prime is 955415429. The next prime is 955415467. The reversal of 955415440 is 44514559.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 955415440.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13176 + ... + 45655.

It is an arithmetic number, because the mean of its divisors is an integer number (32828256).

Almost surely, 2^955415440 is an apocalyptic number.

It is an amenable number.

955415440 is an abundant number, since it is smaller than the sum of its proper divisors (1670845040).

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

955415440 is a wasteful number, since it uses less digits than its factorization.

955415440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58880 (or 58874 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The square root of 955415440 is about 30909.7952112271. The cubic root of 955415440 is about 984.9119764676.

Adding to 955415440 its reverse (44514559), we get a palindrome (999929999).

The spelling of 955415440 in words is "nine hundred fifty-five million, four hundred fifteen thousand, four hundred forty".