73021061054 has 4 divisors (see below), whose sum is σ = 109531591584. Its totient is φ = 36510530526.

The previous prime is 73021061039. The next prime is 73021061063. The reversal of 73021061054 is 45016012037.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45016012037 = 182333 ⋅246889.

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, 18255265262 + ... + 18255265265.

It is an arithmetic number, because the mean of its divisors is an integer number (27382897896).

Almost surely, 2^73021061054 is an apocalyptic number.

73021061054 is a deficient number, since it is larger than the sum of its proper divisors (36510530530).

73021061054 is a wasteful number, since it uses less digits than its factorization.

73021061054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36510530529.

The product of its (nonzero) digits is 5040, while the sum is 29.

The spelling of 73021061054 in words is "seventy-three billion, twenty-one million, sixty-one thousand, fifty-four".