145964975733969 has 8 divisors (see below), whose sum is σ = 222422820166080. Its totient is φ = 83408557562256.

The previous prime is 145964975733881. The next prime is 145964975733971. The reversal of 145964975733969 is 969337579469541.

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

It is not a de Polignac number, because 145964975733969 - 2⁸ = 145964975733713 is a prime.

It is a super-2 number, since 2×145964975733969² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145964975733979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3475356565074 + ... + 3475356565115.

It is an arithmetic number, because the mean of its divisors is an integer number (27802852520760).

Almost surely, 2^{145964975733969} is an apocalyptic number.

It is an amenable number.

145964975733969 is a deficient number, since it is larger than the sum of its proper divisors (76457844432111).

145964975733969 is an equidigital number, since it uses as much as digits as its factorization.

145964975733969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6950713130199.

The product of its digits is 41664974400, while the sum is 87.

The spelling of 145964975733969 in words is "one hundred forty-five trillion, nine hundred sixty-four billion, nine hundred seventy-five million, seven hundred thirty-three thousand, nine hundred sixty-nine".