40279785350 has 96 divisors (see below), whose sum is σ = 88671485376. Its totient is φ = 13327142400.

The previous prime is 40279785347. The next prime is 40279785353. The reversal of 40279785350 is 5358797204.

It is an interprime number because it is at equal distance from previous prime (40279785347) and next prime (40279785353).

It is a super-2 number, since 2×40279785350² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40279785353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1113752 + ... + 1149348.

It is an arithmetic number, because the mean of its divisors is an integer number (923661306).

Almost surely, 2^40279785350 is an apocalyptic number.

40279785350 is an abundant number, since it is smaller than the sum of its proper divisors (48391700026).

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

40279785350 is a wasteful number, since it uses less digits than its factorization.

40279785350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35730 (or 35725 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 50.

The spelling of 40279785350 in words is "forty billion, two hundred seventy-nine million, seven hundred eighty-five thousand, three hundred fifty".