10401146542 has 4 divisors (see below), whose sum is σ = 15601719816. Its totient is φ = 5200573270.

The previous prime is 10401146501. The next prime is 10401146659. The reversal of 10401146542 is 24564110401.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10401146542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2600286634 + ... + 2600286637.

It is an arithmetic number, because the mean of its divisors is an integer number (3900429954).

Almost surely, 2^10401146542 is an apocalyptic number.

10401146542 is a deficient number, since it is larger than the sum of its proper divisors (5200573274).

10401146542 is an equidigital number, since it uses as much as digits as its factorization.

10401146542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5200573273.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 10401146542 its reverse (24564110401), we get a palindrome (34965256943).

The spelling of 10401146542 in words is "ten billion, four hundred one million, one hundred forty-six thousand, five hundred forty-two".