1516231025434 has 16 divisors (see below), whose sum is σ = 2332638000000. Its totient is φ = 738766838880.

The previous prime is 1516231025431. The next prime is 1516231025437. The reversal of 1516231025434 is 4345201326151.

It is an interprime number because it is at equal distance from previous prime (1516231025431) and next prime (1516231025437).

It is a junction number, because it is equal to n+sod(n) for n = 1516231025393 and 1516231025402.

It is not an unprimeable number, because it can be changed into a prime (1516231025431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20416059 + ... + 20490190.

It is an arithmetic number, because the mean of its divisors is an integer number (145789875000).

Almost surely, 2^{1516231025434} is an apocalyptic number.

1516231025434 is a deficient number, since it is larger than the sum of its proper divisors (816406974566).

1516231025434 is a wasteful number, since it uses less digits than its factorization.

1516231025434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40906725.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 1516231025434 in words is "one trillion, five hundred sixteen billion, two hundred thirty-one million, twenty-five thousand, four hundred thirty-four".