153402501442542 has 64 divisors (see below), whose sum is σ = 337337201885184. Its totient is φ = 46118835635040.

The previous prime is 153402501442517. The next prime is 153402501442571. The reversal of 153402501442542 is 245244105204351.

It is a junction number, because it is equal to n+sod(n) for n = 153402501442494 and 153402501442503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 745920333 + ... + 746125959.

It is an arithmetic number, because the mean of its divisors is an integer number (5270893779456).

Almost surely, 2^{153402501442542} is an apocalyptic number.

153402501442542 is an abundant number, since it is smaller than the sum of its proper divisors (183934700442642).

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

153402501442542 is a wasteful number, since it uses less digits than its factorization.

153402501442542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294773.

The product of its (nonzero) digits is 768000, while the sum is 42.

Adding to 153402501442542 its reverse (245244105204351), we get a palindrome (398646606646893).

The spelling of 153402501442542 in words is "one hundred fifty-three trillion, four hundred two billion, five hundred one million, four hundred forty-two thousand, five hundred forty-two".