64123100152 has 32 divisors (see below), whose sum is σ = 126739501200. Its totient is φ = 30330720000.

The previous prime is 64123100137. The next prime is 64123100161. The reversal of 64123100152 is 25100132146.

It is a happy number.

It is a super-2 number, since 2×64123100152² (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 7 ways as a sum of consecutive naturals, for example, 194349 + ... + 407452.

Almost surely, 2^64123100152 is an apocalyptic number.

It is an amenable number.

64123100152 is a deficient number, since it is larger than the sum of its proper divisors (62616401048).

64123100152 is a wasteful number, since it uses less digits than its factorization.

64123100152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602527 (or 602523 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 64123100152 its reverse (25100132146), we get a palindrome (89223232298).

The spelling of 64123100152 in words is "sixty-four billion, one hundred twenty-three million, one hundred thousand, one hundred fifty-two".