1402240515555 has 16 divisors (see below), whose sum is σ = 2447547081984. Its totient is φ = 679874189280.

The previous prime is 1402240515547. The next prime is 1402240515617. The reversal of 1402240515555 is 5555150422041.

It is a happy number.

It is not a de Polignac number, because 1402240515555 - 2³ = 1402240515547 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4249213519 + ... + 4249213848.

It is an arithmetic number, because the mean of its divisors is an integer number (152971692624).

Almost surely, 2^{1402240515555} is an apocalyptic number.

1402240515555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1402240515555 is a deficient number, since it is larger than the sum of its proper divisors (1045306566429).

1402240515555 is a wasteful number, since it uses less digits than its factorization.

1402240515555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8498427386.

The product of its (nonzero) digits is 200000, while the sum is 39.

Adding to 1402240515555 its reverse (5555150422041), we get a palindrome (6957390937596).

The spelling of 1402240515555 in words is "one trillion, four hundred two billion, two hundred forty million, five hundred fifteen thousand, five hundred fifty-five".