75551101651 has 2 divisors, whose sum is σ = 75551101652. Its totient is φ = 75551101650.

The previous prime is 75551101621. The next prime is 75551101669. The reversal of 75551101651 is 15610115557.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75551101651 - 2¹⁵ = 75551068883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75551101651.

It is not a weakly prime, because it can be changed into another prime (75551101621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37775550825 + 37775550826.

It is an arithmetic number, because the mean of its divisors is an integer number (37775550826).

Almost surely, 2^75551101651 is an apocalyptic number.

75551101651 is a deficient number, since it is larger than the sum of its proper divisors (1).

75551101651 is an equidigital number, since it uses as much as digits as its factorization.

75551101651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26250, while the sum is 37.

The spelling of 75551101651 in words is "seventy-five billion, five hundred fifty-one million, one hundred one thousand, six hundred fifty-one".