103433649840 has 120 divisors (see below), whose sum is σ = 360230100048. Its totient is φ = 27582301440.

The previous prime is 103433649773. The next prime is 103433649841. The reversal of 103433649840 is 48946334301.

103433649840 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (103433649841) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2640891 + ... + 2679770.

Almost surely, 2^103433649840 is an apocalyptic number.

103433649840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103433649840 is an abundant number, since it is smaller than the sum of its proper divisors (256796450208).

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

103433649840 is an equidigital number, since it uses as much as digits as its factorization.

103433649840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5320689 (or 5320671 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 103433649840 in words is "one hundred three billion, four hundred thirty-three million, six hundred forty-nine thousand, eight hundred forty".