2351005040 has 40 divisors (see below), whose sum is σ = 5474866848. Its totient is φ = 938891520.

The previous prime is 2351005039. The next prime is 2351005061. The reversal of 2351005040 is 405001532.

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

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 27194 + ... + 73766.

Almost surely, 2^2351005040 is an apocalyptic number.

2351005040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2351005040 is an abundant number, since it is smaller than the sum of its proper divisors (3123861808).

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

2351005040 is a wasteful number, since it uses less digits than its factorization.

2351005040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47217 (or 47211 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2351005040 is about 48487.1636621488. The cubic root of 2351005040 is about 1329.6924006456.

Adding to 2351005040 its reverse (405001532), we get a palindrome (2756006572).

The spelling of 2351005040 in words is "two billion, three hundred fifty-one million, five thousand, forty".