1240041552454 has 16 divisors (see below), whose sum is σ = 1958719694400. Its totient is φ = 587160299304.

The previous prime is 1240041552437. The next prime is 1240041552467. The reversal of 1240041552454 is 4542551400421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6228612 + ... + 6424615.

It is an arithmetic number, because the mean of its divisors is an integer number (122419980900).

Almost surely, 2^{1240041552454} is an apocalyptic number.

1240041552454 is a deficient number, since it is larger than the sum of its proper divisors (718678141946).

1240041552454 is a wasteful number, since it uses less digits than its factorization.

1240041552454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12655827.

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 1240041552454 its reverse (4542551400421), we get a palindrome (5782592952875).

The spelling of 1240041552454 in words is "one trillion, two hundred forty billion, forty-one million, five hundred fifty-two thousand, four hundred fifty-four".