40150421785 has 8 divisors (see below), whose sum is σ = 48314715840. Its totient is φ = 32030864304.

The previous prime is 40150421747. The next prime is 40150421797. The reversal of 40150421785 is 58712405104.

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 40150421785 - 2¹⁹ = 40149897497 is a prime.

It is a super-2 number, since 2×40150421785² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11182167 + ... + 11185756.

It is an arithmetic number, because the mean of its divisors is an integer number (6039339480).

Almost surely, 2^40150421785 is an apocalyptic number.

It is an amenable number.

40150421785 is a deficient number, since it is larger than the sum of its proper divisors (8164294055).

40150421785 is a wasteful number, since it uses less digits than its factorization.

40150421785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22368287.

The product of its (nonzero) digits is 44800, while the sum is 37.

Adding to 40150421785 its reverse (58712405104), we get a palindrome (98862826889).

The spelling of 40150421785 in words is "forty billion, one hundred fifty million, four hundred twenty-one thousand, seven hundred eighty-five".