103455545400 has 288 divisors, whose sum is σ = 362620206000. Its totient is φ = 26399600640.

The previous prime is 103455545383. The next prime is 103455545407. The reversal of 103455545400 is 4545554301.

103455545400 is a `hidden beast` number, since 10 + 3 + 4 + 55 + 54 + 540 + 0 = 666.

It is a super-2 number, since 2×103455545400² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103455545407) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5889831 + ... + 5907369.

Almost surely, 2^103455545400 is an apocalyptic number.

103455545400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103455545400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181310103000).

103455545400 is an abundant number, since it is smaller than the sum of its proper divisors (259164660600).

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

103455545400 is a wasteful number, since it uses less digits than its factorization.

103455545400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17703 (or 17691 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 103455545400 in words is "one hundred three billion, four hundred fifty-five million, five hundred forty-five thousand, four hundred".