2506400146 has 8 divisors (see below), whose sum is σ = 3796101504. Its totient is φ = 1241032980.

The previous prime is 2506400131. The next prime is 2506400179. The reversal of 2506400146 is 6410046052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6083290 + ... + 6083701.

It is an arithmetic number, because the mean of its divisors is an integer number (474512688).

Almost surely, 2^2506400146 is an apocalyptic number.

2506400146 is a deficient number, since it is larger than the sum of its proper divisors (1289701358).

2506400146 is a wasteful number, since it uses less digits than its factorization.

2506400146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12167096.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2506400146 is about 50063.9605504798. The cubic root of 2506400146 is about 1358.3659993031.

Adding to 2506400146 its reverse (6410046052), we get a palindrome (8916446198).

The spelling of 2506400146 in words is "two billion, five hundred six million, four hundred thousand, one hundred forty-six".