50100401551 has 2 divisors, whose sum is σ = 50100401552. Its totient is φ = 50100401550.

The previous prime is 50100401539. The next prime is 50100401557. The reversal of 50100401551 is 15510400105.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50100401551 - 2⁷ = 50100401423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50100401557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25050200775 + 25050200776.

It is an arithmetic number, because the mean of its divisors is an integer number (25050200776).

Almost surely, 2^50100401551 is an apocalyptic number.

50100401551 is a deficient number, since it is larger than the sum of its proper divisors (1).

50100401551 is an equidigital number, since it uses as much as digits as its factorization.

50100401551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 500, while the sum is 22.

Adding to 50100401551 its reverse (15510400105), we get a palindrome (65610801656).

The spelling of 50100401551 in words is "fifty billion, one hundred million, four hundred one thousand, five hundred fifty-one".