61498418662 has 4 divisors (see below), whose sum is σ = 92247627996. Its totient is φ = 30749209330.

The previous prime is 61498418627. The next prime is 61498418677. The reversal of 61498418662 is 26681489416.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15374604664 + ... + 15374604667.

It is an arithmetic number, because the mean of its divisors is an integer number (23061906999).

Almost surely, 2^61498418662 is an apocalyptic number.

61498418662 is a deficient number, since it is larger than the sum of its proper divisors (30749209334).

61498418662 is a wasteful number, since it uses less digits than its factorization.

61498418662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30749209333.

The product of its digits is 3981312, while the sum is 55.

The spelling of 61498418662 in words is "sixty-one billion, four hundred ninety-eight million, four hundred eighteen thousand, six hundred sixty-two".