40448147421037 has 8 divisors (see below), whose sum is σ = 40454215461504. Its totient is φ = 40442079697968.

The previous prime is 40448147421029. The next prime is 40448147421067. The reversal of 40448147421037 is 73012474184404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40448147421037 - 2³ = 40448147421029 is a prime.

It is a super-2 number, since 2×40448147421037² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40448147421067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388189248 + ... + 388293430.

It is an arithmetic number, because the mean of its divisors is an integer number (5056776932688).

Almost surely, 2^{40448147421037} is an apocalyptic number.

It is an amenable number.

40448147421037 is a deficient number, since it is larger than the sum of its proper divisors (6068040467).

40448147421037 is a wasteful number, since it uses less digits than its factorization.

40448147421037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158699.

The product of its (nonzero) digits is 2408448, while the sum is 49.

The spelling of 40448147421037 in words is "forty trillion, four hundred forty-eight billion, one hundred forty-seven million, four hundred twenty-one thousand, thirty-seven".