1241545544402 has 16 divisors (see below), whose sum is σ = 1867300905600. Its totient is φ = 619113289872.

The previous prime is 1241545544389. The next prime is 1241545544413. The reversal of 1241545544402 is 2044455451421.

It is a self number, because there is not a number n which added to its sum of digits gives 1241545544402.

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, 1460813 + ... + 2148735.

It is an arithmetic number, because the mean of its divisors is an integer number (116706306600).

Almost surely, 2^{1241545544402} is an apocalyptic number.

1241545544402 is a deficient number, since it is larger than the sum of its proper divisors (625755361198).

1241545544402 is a wasteful number, since it uses less digits than its factorization.

1241545544402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690337.

The product of its (nonzero) digits is 512000, while the sum is 41.

The spelling of 1241545544402 in words is "one trillion, two hundred forty-one billion, five hundred forty-five million, five hundred forty-four thousand, four hundred two".