1420236453525 has 12 divisors (see below), whose sum is σ = 2348124269952. Its totient is φ = 757459441840.

The previous prime is 1420236453499. The next prime is 1420236453611. The reversal of 1420236453525 is 5253546320241.

It is not a de Polignac number, because 1420236453525 - 2¹³ = 1420236445333 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9468242949 + ... + 9468243098.

It is an arithmetic number, because the mean of its divisors is an integer number (195677022496).

Almost surely, 2^{1420236453525} is an apocalyptic number.

1420236453525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1420236453525 is a deficient number, since it is larger than the sum of its proper divisors (927887816427).

1420236453525 is a wasteful number, since it uses less digits than its factorization.

1420236453525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18936486060 (or 18936486055 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 1420236453525 in words is "one trillion, four hundred twenty billion, two hundred thirty-six million, four hundred fifty-three thousand, five hundred twenty-five".