145363842542 has 8 divisors (see below), whose sum is σ = 218047389600. Its totient is φ = 72681379344.

The previous prime is 145363842509. The next prime is 145363842571. The reversal of 145363842542 is 245248363541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×145363842542² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338459 + ... + 636617.

It is an arithmetic number, because the mean of its divisors is an integer number (27255923700).

Almost surely, 2^145363842542 is an apocalyptic number.

145363842542 is a deficient number, since it is larger than the sum of its proper divisors (72683547058).

145363842542 is a wasteful number, since it uses less digits than its factorization.

145363842542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541930.

The product of its digits is 2764800, while the sum is 47.

The spelling of 145363842542 in words is "one hundred forty-five billion, three hundred sixty-three million, eight hundred forty-two thousand, five hundred forty-two".