1029495154272 has 96 divisors (see below), whose sum is σ = 3063477553920. Its totient is φ = 300095746560.

The previous prime is 1029495154243. The next prime is 1029495154319. The reversal of 1029495154272 is 2724515949201.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21684604 + ... + 21732027.

It is an arithmetic number, because the mean of its divisors is an integer number (31911224520).

Almost surely, 2^{1029495154272} is an apocalyptic number.

1029495154272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1029495154272 is an abundant number, since it is smaller than the sum of its proper divisors (2033982399648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1029495154272 is a wasteful number, since it uses less digits than its factorization.

1029495154272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43416676 (or 43416668 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 1029495154272 in words is "one trillion, twenty-nine billion, four hundred ninety-five million, one hundred fifty-four thousand, two hundred seventy-two".