42611693476 has 45 divisors (see below), whose sum is σ = 82123276305. Its totient is φ = 19346244720.

The previous prime is 42611693461. The next prime is 42611693513. The reversal of 42611693476 is 67439611624.

The square root of 42611693476 is 206426.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2461152100 + 40150541376 = 49610^2 + 200376^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 49954666 + ... + 49955518.

Almost surely, 2^42611693476 is an apocalyptic number.

42611693476 is the 206426-th square number.

It is an amenable number.

42611693476 is a deficient number, since it is larger than the sum of its proper divisors (39511582829).

42611693476 is an frugal number, since it uses more digits than its factorization.

42611693476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754 (or 866 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 49.

Multiplying 42611693476 by its sum of digits (49), we get a square (2087972980324 = 1444982²).

The spelling of 42611693476 in words is "forty-two billion, six hundred eleven million, six hundred ninety-three thousand, four hundred seventy-six".