201516096642 has 64 divisors (see below), whose sum is σ = 465113539584. Its totient is φ = 57013329600.

The previous prime is 201516096641. The next prime is 201516096643. The reversal of 201516096642 is 246690615102.

It is an interprime number because it is at equal distance from previous prime (201516096641) and next prime (201516096643).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 201516096594 and 201516096603.

It is not an unprimeable number, because it can be changed into a prime (201516096641) 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, 12094017 + ... + 12110667.

It is an arithmetic number, because the mean of its divisors is an integer number (7267399056).

Almost surely, 2^201516096642 is an apocalyptic number.

201516096642 is an abundant number, since it is smaller than the sum of its proper divisors (263597442942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201516096642 is a wasteful number, since it uses less digits than its factorization.

201516096642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19463.

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 201516096642 in words is "two hundred one billion, five hundred sixteen million, ninety-six thousand, six hundred forty-two".