2550381426 has 12 divisors (see below), whose sum is σ = 5525826462. Its totient is φ = 850127136.

The previous prime is 2550381409. The next prime is 2550381443. The reversal of 2550381426 is 6241830552.

2550381426 is a `hidden beast` number, since 2 + 5 + 503 + 8 + 142 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (2550381409) and next prime (2550381443).

It can be written as a sum of positive squares in only one way, i.e., 2470189401 + 80192025 = 49701^2 + 8955^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70843911 + ... + 70843946.

Almost surely, 2^2550381426 is an apocalyptic number.

2550381426 is an abundant number, since it is smaller than the sum of its proper divisors (2975445036).

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

2550381426 is a wasteful number, since it uses less digits than its factorization.

2550381426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141687865 (or 141687862 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 2550381426 is about 50501.3012307604. The cubic root of 2550381426 is about 1366.2653227082.

It can be divided in two parts, 25503 and 81426, that added together give a square (106929 = 327²).

The spelling of 2550381426 in words is "two billion, five hundred fifty million, three hundred eighty-one thousand, four hundred twenty-six".