61051507354 has 4 divisors (see below), whose sum is σ = 91577261034. Its totient is φ = 30525753676.

The previous prime is 61051507337. The next prime is 61051507369. The reversal of 61051507354 is 45370515016.

61051507354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 55755015625 + 5296491729 = 236125^2 + 72777^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15262876837 + ... + 15262876840.

Almost surely, 2^61051507354 is an apocalyptic number.

61051507354 is a deficient number, since it is larger than the sum of its proper divisors (30525753680).

61051507354 is a wasteful number, since it uses less digits than its factorization.

61051507354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30525753679.

The product of its (nonzero) digits is 63000, while the sum is 37.

The spelling of 61051507354 in words is "sixty-one billion, fifty-one million, five hundred seven thousand, three hundred fifty-four".