1955652240 has 40 divisors (see below), whose sum is σ = 6062522688. Its totient is φ = 521507200.

The previous prime is 1955652229. The next prime is 1955652263. The reversal of 1955652240 is 422565591.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4074036 + ... + 4074515.

Almost surely, 2^1955652240 is an apocalyptic number.

1955652240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1955652240 is an abundant number, since it is smaller than the sum of its proper divisors (4106870448).

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

1955652240 is a wasteful number, since it uses less digits than its factorization.

1955652240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8148567 (or 8148561 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The square root of 1955652240 is about 44222.7570375254. The cubic root of 1955652240 is about 1250.5389121589.

The spelling of 1955652240 in words is "one billion, nine hundred fifty-five million, six hundred fifty-two thousand, two hundred forty".