73943214542 has 4 divisors (see below), whose sum is σ = 110914821816. Its totient is φ = 36971607270.

The previous prime is 73943214529. The next prime is 73943214577. The reversal of 73943214542 is 24541234937.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 73943214493 and 73943214502.

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, 18485803634 + ... + 18485803637.

It is an arithmetic number, because the mean of its divisors is an integer number (27728705454).

Almost surely, 2^73943214542 is an apocalyptic number.

73943214542 is a deficient number, since it is larger than the sum of its proper divisors (36971607274).

73943214542 is a wasteful number, since it uses less digits than its factorization.

73943214542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36971607273.

The product of its digits is 725760, while the sum is 44.

The spelling of 73943214542 in words is "seventy-three billion, nine hundred forty-three million, two hundred fourteen thousand, five hundred forty-two".