1427772451000 has 256 divisors, whose sum is σ = 3871535616000. Its totient is φ = 482709427200.

The previous prime is 1427772450991. The next prime is 1427772451013. The reversal of 1427772451000 is 1542777241.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 712815999 + ... + 712818001.

It is an arithmetic number, because the mean of its divisors is an integer number (15123186000).

Almost surely, 2^{1427772451000} is an apocalyptic number.

1427772451000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1427772451000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1935767808000).

1427772451000 is an abundant number, since it is smaller than the sum of its proper divisors (2443763165000).

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

1427772451000 is a wasteful number, since it uses less digits than its factorization.

1427772451000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399 (or 3385 counting only the distinct ones).

The product of its (nonzero) digits is 109760, while the sum is 40.

The spelling of 1427772451000 in words is "one trillion, four hundred twenty-seven billion, seven hundred seventy-two million, four hundred fifty-one thousand".