151722072073 has 32 divisors (see below), whose sum is σ = 189082518912. Its totient is φ = 119607321600.

The previous prime is 151722072053. The next prime is 151722072143. The reversal of 151722072073 is 370270227151.

It is not a de Polignac number, because 151722072073 - 2⁵ = 151722072041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151722072013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1257490 + ... + 1372852.

It is an arithmetic number, because the mean of its divisors is an integer number (5908828716).

Almost surely, 2^151722072073 is an apocalyptic number.

151722072073 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

151722072073 is a deficient number, since it is larger than the sum of its proper divisors (37360446839).

151722072073 is a wasteful number, since it uses less digits than its factorization.

151722072073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115945.

The product of its (nonzero) digits is 41160, while the sum is 37.

The spelling of 151722072073 in words is "one hundred fifty-one billion, seven hundred twenty-two million, seventy-two thousand, seventy-three".