40298403294 has 24 divisors (see below), whose sum is σ = 88085894832. Its totient is φ = 13313926080.

The previous prime is 40298403259. The next prime is 40298403311. The reversal of 40298403294 is 49230489204.

It is a happy number.

40298403294 is a `hidden beast` number, since 402 + 98 + 40 + 32 + 94 = 666.

It is a super-2 number, since 2×40298403294² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9904162 + ... + 9908229.

It is an arithmetic number, because the mean of its divisors is an integer number (3670245618).

Almost surely, 2^40298403294 is an apocalyptic number.

40298403294 is an abundant number, since it is smaller than the sum of its proper divisors (47787491538).

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

40298403294 is a wasteful number, since it uses less digits than its factorization.

40298403294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19812512 (or 19812509 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 40298403294 in words is "forty billion, two hundred ninety-eight million, four hundred three thousand, two hundred ninety-four".