1516164261542 has 16 divisors (see below), whose sum is σ = 2624872783392. Its totient is φ = 643351171200.

The previous prime is 1516164261541. The next prime is 1516164261581. The reversal of 1516164261542 is 2451624616151.

It is a junction number, because it is equal to n+sod(n) for n = 1516164261493 and 1516164261502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1516164261541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536124563 + ... + 536127390.

It is an arithmetic number, because the mean of its divisors is an integer number (164054548962).

Almost surely, 2^{1516164261542} is an apocalyptic number.

1516164261542 is a deficient number, since it is larger than the sum of its proper divisors (1108708521850).

1516164261542 is a wasteful number, since it uses less digits than its factorization.

1516164261542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072252063.

The product of its digits is 345600, while the sum is 44.

Adding to 1516164261542 its reverse (2451624616151), we get a palindrome (3967788877693).

The spelling of 1516164261542 in words is "one trillion, five hundred sixteen billion, one hundred sixty-four million, two hundred sixty-one thousand, five hundred forty-two".