61340011522 has 16 divisors (see below), whose sum is σ = 94269970872. Its totient is φ = 29916938880.

The previous prime is 61340011511. The next prime is 61340011543. The reversal of 61340011522 is 22511004316.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 60707539321 + 632472201 = 246389^2 + 25149^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455128 + ... + 574300.

Almost surely, 2^61340011522 is an apocalyptic number.

61340011522 is a deficient number, since it is larger than the sum of its proper divisors (32929959350).

61340011522 is a wasteful number, since it uses less digits than its factorization.

61340011522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125493.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 61340011522 its reverse (22511004316), we get a palindrome (83851015838).

The spelling of 61340011522 in words is "sixty-one billion, three hundred forty million, eleven thousand, five hundred twenty-two".