40145676745483 has 4 divisors (see below), whose sum is σ = 40559549701720. Its totient is φ = 39731803789248.

The previous prime is 40145676745477. The next prime is 40145676745501. The reversal of 40145676745483 is 38454767654104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40145676745483 is a prime.

It is a super-2 number, since 2×40145676745483² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40145676745453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206936477973 + ... + 206936478166.

It is an arithmetic number, because the mean of its divisors is an integer number (10139887425430).

Almost surely, 2^{40145676745483} is an apocalyptic number.

40145676745483 is a deficient number, since it is larger than the sum of its proper divisors (413872956237).

40145676745483 is an equidigital number, since it uses as much as digits as its factorization.

40145676745483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413872956236.

The product of its (nonzero) digits is 270950400, while the sum is 64.

The spelling of 40145676745483 in words is "forty trillion, one hundred forty-five billion, six hundred seventy-six million, seven hundred forty-five thousand, four hundred eighty-three".