40249271400 has 192 divisors, whose sum is σ = 142275268800. Its totient is φ = 9324687360.

The previous prime is 40249271389. The next prime is 40249271441. The reversal of 40249271400 is 417294204.

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, 19170 + ... + 284369.

It is an arithmetic number, because the mean of its divisors is an integer number (741017025).

Almost surely, 2^40249271400 is an apocalyptic number.

40249271400 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 40249271400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71137634400).

40249271400 is an abundant number, since it is smaller than the sum of its proper divisors (102025997400).

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

40249271400 is a wasteful number, since it uses less digits than its factorization.

40249271400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303588 (or 303579 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 40249271400 in words is "forty billion, two hundred forty-nine million, two hundred seventy-one thousand, four hundred".