20241551605 has 16 divisors (see below), whose sum is σ = 26501338944. Its totient is φ = 14719290880.

The previous prime is 20241551579. The next prime is 20241551611. The reversal of 20241551605 is 50615514202.

It is not a de Polignac number, because 20241551605 - 2⁹ = 20241551093 is a prime.

It is a super-2 number, since 2×20241551605² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

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, 550734 + ... + 586336.

It is an arithmetic number, because the mean of its divisors is an integer number (1656333684).

Almost surely, 2^20241551605 is an apocalyptic number.

It is an amenable number.

20241551605 is a deficient number, since it is larger than the sum of its proper divisors (6259787339).

20241551605 is a wasteful number, since it uses less digits than its factorization.

20241551605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45956.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 20241551605 in words is "twenty billion, two hundred forty-one million, five hundred fifty-one thousand, six hundred five".