2400401130320 has 40 divisors (see below), whose sum is σ = 5621083248480. Its totient is φ = 953252818560.

The previous prime is 2400401130319. The next prime is 2400401130467. The reversal of 2400401130320 is 230311040042.

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 junction number, because it is equal to n+sod(n) for n = 2400401130292 and 2400401130301.

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, 107920586 + ... + 107942825.

It is an arithmetic number, because the mean of its divisors is an integer number (140527081212).

Almost surely, 2^{2400401130320} is an apocalyptic number.

2400401130320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2400401130320 is an abundant number, since it is smaller than the sum of its proper divisors (3220682118160).

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

2400401130320 is a wasteful number, since it uses less digits than its factorization.

2400401130320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215863563 (or 215863557 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2400401130320 its reverse (230311040042), we get a palindrome (2630712170362).

The spelling of 2400401130320 in words is "two trillion, four hundred billion, four hundred one million, one hundred thirty thousand, three hundred twenty".