1451244148494 has 16 divisors (see below), whose sum is σ = 3317129482368. Its totient is φ = 414641185272.

The previous prime is 1451244148493. The next prime is 1451244148537. The reversal of 1451244148494 is 4948414421541.

It is a super-2 number, since 2×1451244148494² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451244148493) 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, 17276716012 + ... + 17276716095.

It is an arithmetic number, because the mean of its divisors is an integer number (207320592648).

Almost surely, 2^{1451244148494} is an apocalyptic number.

1451244148494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1451244148494 is an abundant number, since it is smaller than the sum of its proper divisors (1865885333874).

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

1451244148494 is a wasteful number, since it uses less digits than its factorization.

1451244148494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34553432119.

The product of its digits is 2949120, while the sum is 51.

The spelling of 1451244148494 in words is "one trillion, four hundred fifty-one billion, two hundred forty-four million, one hundred forty-eight thousand, four hundred ninety-four".