73401037736734 has 8 divisors (see below), whose sum is σ = 110562232574880. Its totient is φ = 36546960211776.

The previous prime is 73401037736723. The next prime is 73401037736749. The reversal of 73401037736734 is 43763773010437.

It is a happy number.

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

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, 76779327699 + ... + 76779328654.

It is an arithmetic number, because the mean of its divisors is an integer number (13820279071860).

Almost surely, 2^{73401037736734} is an apocalyptic number.

73401037736734 is a deficient number, since it is larger than the sum of its proper divisors (37161194838146).

73401037736734 is a wasteful number, since it uses less digits than its factorization.

73401037736734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153558656594.

The product of its (nonzero) digits is 18670176, while the sum is 55.

The spelling of 73401037736734 in words is "seventy-three trillion, four hundred one billion, thirty-seven million, seven hundred thirty-six thousand, seven hundred thirty-four".