3123049835157 has 32 divisors (see below), whose sum is σ = 4791338772480. Its totient is φ = 1772472024000.

The previous prime is 3123049835131. The next prime is 3123049835167. The reversal of 3123049835157 is 7515389403213.

It is a happy number.

It is not a de Polignac number, because 3123049835157 - 2¹⁶ = 3123049769621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3123049835117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2588907 + ... + 3598407.

It is an arithmetic number, because the mean of its divisors is an integer number (149729336640).

Almost surely, 2^{3123049835157} is an apocalyptic number.

It is an amenable number.

3123049835157 is a deficient number, since it is larger than the sum of its proper divisors (1668288937323).

3123049835157 is a wasteful number, since it uses less digits than its factorization.

3123049835157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010513.

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 3123049835157 in words is "three trillion, one hundred twenty-three billion, forty-nine million, eight hundred thirty-five thousand, one hundred fifty-seven".