2409279291552 has 96 divisors (see below), whose sum is σ = 7314920428032. Its totient is φ = 680071935744.

The previous prime is 2409279291481. The next prime is 2409279291553. The reversal of 2409279291552 is 2551929729042.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 2409279291492 and 2409279291501.

It is not an unprimeable number, because it can be changed into a prime (2409279291553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21542038 + ... + 21653589.

It is an arithmetic number, because the mean of its divisors is an integer number (76197087792).

Almost surely, 2^{2409279291552} is an apocalyptic number.

It is an amenable number.

2409279291552 is an abundant number, since it is smaller than the sum of its proper divisors (4905641136480).

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

2409279291552 is a wasteful number, since it uses less digits than its factorization.

2409279291552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43195730 (or 43195722 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 57.

The spelling of 2409279291552 in words is "two trillion, four hundred nine billion, two hundred seventy-nine million, two hundred ninety-one thousand, five hundred fifty-two".