51462242612502 has 16 divisors (see below), whose sum is σ = 102936116530800. Its totient is φ = 17152142319872.

The previous prime is 51462242612491. The next prime is 51462242612503. The reversal of 51462242612502 is 20521624226415.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51462242612503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484580223 + ... + 484686410.

It is an arithmetic number, because the mean of its divisors is an integer number (6433507283175).

Almost surely, 2^{51462242612502} is an apocalyptic number.

51462242612502 is an abundant number, since it is smaller than the sum of its proper divisors (51473873918298).

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

51462242612502 is a wasteful number, since it uses less digits than its factorization.

51462242612502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969275487.

The product of its (nonzero) digits is 460800, while the sum is 42.

Adding to 51462242612502 its reverse (20521624226415), we get a palindrome (71983866838917).

The spelling of 51462242612502 in words is "fifty-one trillion, four hundred sixty-two billion, two hundred forty-two million, six hundred twelve thousand, five hundred two".