61623058045 has 16 divisors (see below), whose sum is σ = 76108457088. Its totient is φ = 47878649280.

The previous prime is 61623058037. The next prime is 61623058069. The reversal of 61623058045 is 54085032616.

It is not a de Polignac number, because 61623058045 - 2³ = 61623058037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61623057989 and 61623058007.

It is a congruent number.

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, 1271634 + ... + 1319203.

It is an arithmetic number, because the mean of its divisors is an integer number (4756778568).

Almost surely, 2^61623058045 is an apocalyptic number.

It is an amenable number.

61623058045 is a deficient number, since it is larger than the sum of its proper divisors (14485399043).

61623058045 is a wasteful number, since it uses less digits than its factorization.

61623058045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2590980.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 61623058045 in words is "sixty-one billion, six hundred twenty-three million, fifty-eight thousand, forty-five".