73915691929142 has 72 divisors (see below), whose sum is σ = 136127651269680. Its totient is φ = 30009369348000.

The previous prime is 73915691929141. The next prime is 73915691929147. The reversal of 73915691929142 is 24192919651937.

It is a hoax number, since the sum of its digits (68) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73915691929141) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 937512959 + ... + 937591797.

It is an arithmetic number, because the mean of its divisors is an integer number (1890661823190).

Almost surely, 2^{73915691929142} is an apocalyptic number.

73915691929142 is a deficient number, since it is larger than the sum of its proper divisors (62211959340538).

73915691929142 is a wasteful number, since it uses less digits than its factorization.

73915691929142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105394 (or 105368 counting only the distinct ones).

The product of its digits is 66134880, while the sum is 68.

The spelling of 73915691929142 in words is "seventy-three trillion, nine hundred fifteen billion, six hundred ninety-one million, nine hundred twenty-nine thousand, one hundred forty-two".