34091798400 has 720 divisors, whose sum is σ = 138410099520. Its totient is φ = 8257075200.

The previous prime is 34091798393. The next prime is 34091798407. The reversal of 34091798400 is 489719043.

It is an interprime number because it is at equal distance from previous prime (34091798393) and next prime (34091798407).

It is a tau number, because it is divible by the number of its divisors (720).

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

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34091798407) by changing a digit.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 31362657 + ... + 31363743.

Almost surely, 2^34091798400 is an apocalyptic number.

34091798400 is a gapful number since it is divisible by the number (30) 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 34091798400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69205049760).

34091798400 is an abundant number, since it is smaller than the sum of its proper divisors (104318301120).

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

34091798400 is a wasteful number, since it uses less digits than its factorization.

34091798400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145 (or 1108 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 34091798400 in words is "thirty-four billion, ninety-one million, seven hundred ninety-eight thousand, four hundred".