40619790342 has 36 divisors (see below), whose sum is σ = 88889956740. Its totient is φ = 13405810800.

The previous prime is 40619790331. The next prime is 40619790349. The reversal of 40619790342 is 24309791604.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40619790349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 73009 + ... + 294227.

It is an arithmetic number, because the mean of its divisors is an integer number (2469165465).

Almost surely, 2^40619790342 is an apocalyptic number.

40619790342 is an abundant number, since it is smaller than the sum of its proper divisors (48270166398).

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

40619790342 is a wasteful number, since it uses less digits than its factorization.

40619790342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221429 (or 221325 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 40619790342 in words is "forty billion, six hundred nineteen million, seven hundred ninety thousand, three hundred forty-two".