1420553051451 has 24 divisors (see below), whose sum is σ = 2176189951104. Its totient is φ = 889858932480.

The previous prime is 1420553051431. The next prime is 1420553051531. The reversal of 1420553051451 is 1541503550241.

1420553051451 is a `hidden beast` number, since 1 + 4 + 2 + 0 + 553 + 0 + 51 + 4 + 51 = 666.

It is not a de Polignac number, because 1420553051451 - 2¹⁷ = 1420552920379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1420553051431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7555120 + ... + 7740861.

It is an arithmetic number, because the mean of its divisors is an integer number (90674581296).

Almost surely, 2^{1420553051451} is an apocalyptic number.

1420553051451 is a deficient number, since it is larger than the sum of its proper divisors (755636899653).

1420553051451 is a wasteful number, since it uses less digits than its factorization.

1420553051451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15296611 (or 15296608 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 1420553051451 in words is "one trillion, four hundred twenty billion, five hundred fifty-three million, fifty-one thousand, four hundred fifty-one".