63465540157 has 2 divisors, whose sum is σ = 63465540158. Its totient is φ = 63465540156.

The previous prime is 63465540119. The next prime is 63465540161. The reversal of 63465540157 is 75104556436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40569613561 + 22895926596 = 201419^2 + 151314^2 .

It is a cyclic number.

It is not a de Polignac number, because 63465540157 - 2¹⁵ = 63465507389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63465540167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31732770078 + 31732770079.

It is an arithmetic number, because the mean of its divisors is an integer number (31732770079).

Almost surely, 2^63465540157 is an apocalyptic number.

It is an amenable number.

63465540157 is a deficient number, since it is larger than the sum of its proper divisors (1).

63465540157 is an equidigital number, since it uses as much as digits as its factorization.

63465540157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512000, while the sum is 46.

The spelling of 63465540157 in words is "sixty-three billion, four hundred sixty-five million, five hundred forty thousand, one hundred fifty-seven".