40838764442 has 32 divisors (see below), whose sum is σ = 73073332224. Its totient is φ = 16736742000.

The previous prime is 40838764429. The next prime is 40838764451. The reversal of 40838764442 is 24446783804.

It is a super-3 number, since 3×40838764442³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1308317 + ... + 1339167.

It is an arithmetic number, because the mean of its divisors is an integer number (2283541632).

Almost surely, 2^40838764442 is an apocalyptic number.

40838764442 is a deficient number, since it is larger than the sum of its proper divisors (32234567782).

40838764442 is a wasteful number, since it uses less digits than its factorization.

40838764442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34994.

The product of its (nonzero) digits is 4128768, while the sum is 50.

The spelling of 40838764442 in words is "forty billion, eight hundred thirty-eight million, seven hundred sixty-four thousand, four hundred forty-two".