2769520040 has 64 divisors (see below), whose sum is σ = 7227964800. Its totient is φ = 935371008.

The previous prime is 2769519989. The next prime is 2769520043. The reversal of 2769520040 is 400259672.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (2769520043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55055 + ... + 92574.

It is an arithmetic number, because the mean of its divisors is an integer number (112936950).

Almost surely, 2^2769520040 is an apocalyptic number.

2769520040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2769520040 is an abundant number, since it is smaller than the sum of its proper divisors (4458444760).

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

2769520040 is a wasteful number, since it uses less digits than its factorization.

2769520040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147714 (or 147710 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 2769520040 is about 52626.2295818350. The cubic root of 2769520040 is about 1404.3267570625.

The spelling of 2769520040 in words is "two billion, seven hundred sixty-nine million, five hundred twenty thousand, forty".