40435450000 has 240 divisors, whose sum is σ = 109767849408. Its totient is φ = 14299200000.

The previous prime is 40435449961. The next prime is 40435450021. The reversal of 40435450000 is 5453404.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20349007 + ... + 20350993.

Almost surely, 2^40435450000 is an apocalyptic number.

40435450000 is a gapful number since it is divisible by the number (40) 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 40435450000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54883924704).

40435450000 is an abundant number, since it is smaller than the sum of its proper divisors (69332399408).

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

40435450000 is a wasteful number, since it uses less digits than its factorization.

40435450000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068 (or 2042 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The spelling of 40435450000 in words is "forty billion, four hundred thirty-five million, four hundred fifty thousand".