3157440344153 has 4 divisors (see below), whose sum is σ = 3158998037520. Its totient is φ = 3155882650788.

The previous prime is 3157440344143. The next prime is 3157440344189. The reversal of 3157440344153 is 3514430447513.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3157440344153 - 2¹² = 3157440340057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3157440344143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 778843643 + ... + 778847696.

It is an arithmetic number, because the mean of its divisors is an integer number (789749509380).

Almost surely, 2^{3157440344153} is an apocalyptic number.

It is an amenable number.

3157440344153 is a deficient number, since it is larger than the sum of its proper divisors (1557693367).

3157440344153 is a wasteful number, since it uses less digits than its factorization.

3157440344153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557693366.

The product of its (nonzero) digits is 1209600, while the sum is 44.

The spelling of 3157440344153 in words is "three trillion, one hundred fifty-seven billion, four hundred forty million, three hundred forty-four thousand, one hundred fifty-three".