20337433461 has 24 divisors (see below), whose sum is σ = 30842866080. Its totient is φ = 12895366176.

The previous prime is 20337433453. The next prime is 20337433463. The reversal of 20337433461 is 16433473302.

It is not a de Polignac number, because 20337433461 - 2³ = 20337433453 is a prime.

It is a super-2 number, since 2×20337433461² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20337433463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 564015 + ... + 598988.

It is an arithmetic number, because the mean of its divisors is an integer number (1285119420).

Almost surely, 2^20337433461 is an apocalyptic number.

It is an amenable number.

20337433461 is a deficient number, since it is larger than the sum of its proper divisors (10505432619).

20337433461 is a wasteful number, since it uses less digits than its factorization.

20337433461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163105 (or 1163102 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 36.

The spelling of 20337433461 in words is "twenty billion, three hundred thirty-seven million, four hundred thirty-three thousand, four hundred sixty-one".