1451612616641 has 8 divisors (see below), whose sum is σ = 1589598609984. Its totient is φ = 1314630158320.

The previous prime is 1451612616631. The next prime is 1451612616647. The reversal of 1451612616641 is 1466162161541.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1451612616641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1451612616592 and 1451612616601.

It is not an unprimeable number, because it can be changed into a prime (1451612616647) 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, 250880726 + ... + 250886511.

It is an arithmetic number, because the mean of its divisors is an integer number (198699826248).

Almost surely, 2^{1451612616641} is an apocalyptic number.

1451612616641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1451612616641 is a deficient number, since it is larger than the sum of its proper divisors (137985993343).

1451612616641 is a wasteful number, since it uses less digits than its factorization.

1451612616641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501767511.

The product of its digits is 207360, while the sum is 44.

The spelling of 1451612616641 in words is "one trillion, four hundred fifty-one billion, six hundred twelve million, six hundred sixteen thousand, six hundred forty-one".