201506970994 has 8 divisors (see below), whose sum is σ = 345440521728. Its totient is φ = 86360130420.

The previous prime is 201506970991. The next prime is 201506971073. The reversal of 201506970994 is 499079605102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (201506970991) 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, 7196677522 + ... + 7196677549.

It is an arithmetic number, because the mean of its divisors is an integer number (43180065216).

Almost surely, 2^201506970994 is an apocalyptic number.

201506970994 is a deficient number, since it is larger than the sum of its proper divisors (143933550734).

201506970994 is a wasteful number, since it uses less digits than its factorization.

201506970994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14393355080.

The product of its (nonzero) digits is 1224720, while the sum is 52.

The spelling of 201506970994 in words is "two hundred one billion, five hundred six million, nine hundred seventy thousand, nine hundred ninety-four".