20133675400 has 48 divisors (see below), whose sum is σ = 48320835840. Its totient is φ = 7793678400.

The previous prime is 20133675377. The next prime is 20133675409. The reversal of 20133675400 is 457633102.

It is a super-2 number, since 2×20133675400² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (20133675409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1617484 + ... + 1629883.

It is an arithmetic number, because the mean of its divisors is an integer number (1006684080).

Almost surely, 2^20133675400 is an apocalyptic number.

20133675400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20133675400 is an abundant number, since it is smaller than the sum of its proper divisors (28187160440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20133675400 is a wasteful number, since it uses less digits than its factorization.

20133675400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3247414 (or 3247405 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The spelling of 20133675400 in words is "twenty billion, one hundred thirty-three million, six hundred seventy-five thousand, four hundred".