40458125811 has 8 divisors (see below), whose sum is σ = 53946938304. Its totient is φ = 26970698600.

The previous prime is 40458125791. The next prime is 40458125839. The reversal of 40458125811 is 11852185404.

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 40458125811 - 2¹⁵ = 40458093043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40458125811.

It is not an unprimeable number, because it can be changed into a prime (40458125311) 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, 276141 + ... + 396446.

It is an arithmetic number, because the mean of its divisors is an integer number (6743367288).

Almost surely, 2^40458125811 is an apocalyptic number.

40458125811 is a deficient number, since it is larger than the sum of its proper divisors (13488812493).

40458125811 is a wasteful number, since it uses less digits than its factorization.

40458125811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692641.

The product of its (nonzero) digits is 51200, while the sum is 39.

The spelling of 40458125811 in words is "forty billion, four hundred fifty-eight million, one hundred twenty-five thousand, eight hundred eleven".