65315426510 has 32 divisors (see below), whose sum is σ = 119836971072. Its totient is φ = 25625859840.

The previous prime is 65315426459. The next prime is 65315426531. The reversal of 65315426510 is 1562451356.

65315426510 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×65315426510² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115034 + ... + 379293.

It is an arithmetic number, because the mean of its divisors is an integer number (3744905346).

Almost surely, 2^65315426510 is an apocalyptic number.

65315426510 is a deficient number, since it is larger than the sum of its proper divisors (54521544562).

65315426510 is a wasteful number, since it uses less digits than its factorization.

65315426510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494588.

The product of its (nonzero) digits is 108000, while the sum is 38.

Adding to 65315426510 its reverse (1562451356), we get a palindrome (66877877866).

The spelling of 65315426510 in words is "sixty-five billion, three hundred fifteen million, four hundred twenty-six thousand, five hundred ten".