33145445100 has 36 divisors (see below), whose sum is σ = 95900822024. Its totient is φ = 8838785280.

The previous prime is 33145445093. The next prime is 33145445101. The reversal of 33145445100 is 154454133.

It is a super-2 number, since 2×33145445100² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (33145445101) 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, 55242109 + ... + 55242708.

Almost surely, 2^33145445100 is an apocalyptic number.

33145445100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33145445100 is an abundant number, since it is smaller than the sum of its proper divisors (62755376924).

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

33145445100 is a wasteful number, since it uses less digits than its factorization.

33145445100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110484834 (or 110484827 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 33145445100 its reverse (154454133), we get a palindrome (33299899233).

The spelling of 33145445100 in words is "thirty-three billion, one hundred forty-five million, four hundred forty-five thousand, one hundred".