51550504335002 has 4 divisors (see below), whose sum is σ = 77325756502506. Its totient is φ = 25775252167500.

The previous prime is 51550504334983. The next prime is 51550504335007. The reversal of 51550504335002 is 20053340505515.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 32062332094321 + 19488172240681 = 5662361^2 + 4414541^2 .

It is not an unprimeable number, because it can be changed into a prime (51550504335007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12887626083749 + ... + 12887626083752.

Almost surely, 2^{51550504335002} is an apocalyptic number.

51550504335002 is a deficient number, since it is larger than the sum of its proper divisors (25775252167504).

51550504335002 is a wasteful number, since it uses less digits than its factorization.

51550504335002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25775252167503.

The product of its (nonzero) digits is 225000, while the sum is 38.

The spelling of 51550504335002 in words is "fifty-one trillion, five hundred fifty billion, five hundred four million, three hundred thirty-five thousand, two".