7137698442 has 32 divisors (see below), whose sum is σ = 16361520000. Its totient is φ = 2033494848.

The previous prime is 7137698419. The next prime is 7137698473. The reversal of 7137698442 is 2448967317.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228817 + ... + 258132.

It is an arithmetic number, because the mean of its divisors is an integer number (511297500).

Almost surely, 2^7137698442 is an apocalyptic number.

7137698442 is an abundant number, since it is smaller than the sum of its proper divisors (9223821558).

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

7137698442 is a wasteful number, since it uses less digits than its factorization.

7137698442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487310.

The product of its digits is 2032128, while the sum is 51.

The square root of 7137698442 is about 84484.9006746176. The cubic root of 7137698442 is about 1925.3930443398.

The spelling of 7137698442 in words is "seven billion, one hundred thirty-seven million, six hundred ninety-eight thousand, four hundred forty-two".