58778553901 has 2 divisors, whose sum is σ = 58778553902. Its totient is φ = 58778553900.

The previous prime is 58778553887. The next prime is 58778553929. The reversal of 58778553901 is 10935587785.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57967785225 + 810768676 = 240765^2 + 28474^2 .

It is a cyclic number.

It is not a de Polignac number, because 58778553901 - 2²⁷ = 58644336173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58778553941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29389276950 + 29389276951.

It is an arithmetic number, because the mean of its divisors is an integer number (29389276951).

Almost surely, 2^58778553901 is an apocalyptic number.

It is an amenable number.

58778553901 is a deficient number, since it is larger than the sum of its proper divisors (1).

58778553901 is an equidigital number, since it uses as much as digits as its factorization.

58778553901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584000, while the sum is 58.

The spelling of 58778553901 in words is "fifty-eight billion, seven hundred seventy-eight million, five hundred fifty-three thousand, nine hundred one".