42015433451023 has 8 divisors (see below), whose sum is σ = 42078969099648. Its totient is φ = 41951903709144.

The previous prime is 42015433450993. The next prime is 42015433451077. The reversal of 42015433451023 is 32015433451024.

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 42015433451023 - 2¹³ = 42015433442831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42015433451423) 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, 12865536 + ... + 15797242.

It is an arithmetic number, because the mean of its divisors is an integer number (5259871137456).

Almost surely, 2^{42015433451023} is an apocalyptic number.

42015433451023 is a deficient number, since it is larger than the sum of its proper divisors (63535648625).

42015433451023 is a wasteful number, since it uses less digits than its factorization.

42015433451023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2953373.

The product of its (nonzero) digits is 172800, while the sum is 37.

Subtracting from 42015433451023 its reverse (32015433451024), we obtain a palindrome (9999999999999).

The spelling of 42015433451023 in words is "forty-two trillion, fifteen billion, four hundred thirty-three million, four hundred fifty-one thousand, twenty-three".