50153032455551 has 2 divisors, whose sum is σ = 50153032455552. Its totient is φ = 50153032455550.

The previous prime is 50153032455541. The next prime is 50153032455583. The reversal of 50153032455551 is 15555423035105.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50153032455551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50153032455521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25076516227775 + 25076516227776.

It is an arithmetic number, because the mean of its divisors is an integer number (25076516227776).

Almost surely, 2^{50153032455551} is an apocalyptic number.

50153032455551 is a deficient number, since it is larger than the sum of its proper divisors (1).

50153032455551 is an equidigital number, since it uses as much as digits as its factorization.

50153032455551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1125000, while the sum is 44.

The spelling of 50153032455551 in words is "fifty trillion, one hundred fifty-three billion, thirty-two million, four hundred fifty-five thousand, five hundred fifty-one".