129153403020962 has 8 divisors (see below), whose sum is σ = 194150343371292. Its totient is φ = 64436621897200.

The previous prime is 129153403020883. The next prime is 129153403020979. The reversal of 129153403020962 is 269020304351921.

It can be written as a sum of positive squares in 2 ways, for example, as 106764503301481 + 22388899719481 = 10332691^2 + 4731691^2 .

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

It is a super-2 number, since 2×129153403020962² (a number of 29 digits) contains 22 as substring.

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, 70039805489 + ... + 70039807332.

Almost surely, 2^{129153403020962} is an apocalyptic number.

129153403020962 is a deficient number, since it is larger than the sum of its proper divisors (64996940350330).

129153403020962 is a wasteful number, since it uses less digits than its factorization.

129153403020962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140079613284.

The product of its (nonzero) digits is 699840, while the sum is 47.

The spelling of 129153403020962 in words is "one hundred twenty-nine trillion, one hundred fifty-three billion, four hundred three million, twenty thousand, nine hundred sixty-two".