153740664700072 has 8 divisors (see below), whose sum is σ = 288263746312650. Its totient is φ = 76870332350032.

The previous prime is 153740664700069. The next prime is 153740664700127. The reversal of 153740664700072 is 270007466047351.

It can be written as a sum of positive squares in only one way, i.e., 79908474235716 + 73832190464356 = 8939154^2 + 8592566^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 153740664699992 and 153740664700019.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9608791543747 + ... + 9608791543762.

Almost surely, 2^{153740664700072} is an apocalyptic number.

It is an amenable number.

153740664700072 is a deficient number, since it is larger than the sum of its proper divisors (134523081612578).

153740664700072 is a wasteful number, since it uses less digits than its factorization.

153740664700072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19217583087515 (or 19217583087511 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 52.

The spelling of 153740664700072 in words is "one hundred fifty-three trillion, seven hundred forty billion, six hundred sixty-four million, seven hundred thousand, seventy-two".