23405461131642 has 32 divisors (see below), whose sum is σ = 48977134766208. Its totient is φ = 7442603779776.

The previous prime is 23405461131617. The next prime is 23405461131659. The reversal of 23405461131642 is 24613116450432.

It is a super-2 number, since 2×23405461131642² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23405461131594 and 23405461131603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227300793 + ... + 227403740.

It is an arithmetic number, because the mean of its divisors is an integer number (1530535461444).

Almost surely, 2^{23405461131642} is an apocalyptic number.

23405461131642 is an abundant number, since it is smaller than the sum of its proper divisors (25571673634566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23405461131642 is a wasteful number, since it uses less digits than its factorization.

23405461131642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454704934.

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 23405461131642 in words is "twenty-three trillion, four hundred five billion, four hundred sixty-one million, one hundred thirty-one thousand, six hundred forty-two".