20413154464064 has 56 divisors (see below), whose sum is σ = 40636276888320. Its totient is φ = 10174115116544.

The previous prime is 20413154464037. The next prime is 20413154464127. The reversal of 20413154464064 is 46046445131402.

It is a happy number.

It is a super-2 number, since 2×20413154464064² (a number of 27 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, 58253282 + ... + 58602654.

Almost surely, 2^{20413154464064} is an apocalyptic number.

It is an amenable number.

20413154464064 is a deficient number, since it is larger than the sum of its proper divisors (20223122424256).

20413154464064 is a wasteful number, since it uses less digits than its factorization.

20413154464064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352287 (or 352277 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 44.

Adding to 20413154464064 its reverse (46046445131402), we get a palindrome (66459599595466).

The spelling of 20413154464064 in words is "twenty trillion, four hundred thirteen billion, one hundred fifty-four million, four hundred sixty-four thousand, sixty-four".