612902961045 has 24 divisors (see below), whose sum is σ = 1062861037056. Its totient is φ = 326728993248.

The previous prime is 612902961031. The next prime is 612902961059. The reversal of 612902961045 is 540169209216.

612902961045 is a `hidden beast` number, since 6 + 1 + 2 + 9 + 0 + 29 + 610 + 4 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (612902961031) and next prime (612902961059).

It is not a de Polignac number, because 612902961045 - 2¹⁶ = 612902895509 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3081369 + ... + 3274238.

It is an arithmetic number, because the mean of its divisors is an integer number (44285876544).

Almost surely, 2^612902961045 is an apocalyptic number.

It is an amenable number.

612902961045 is a deficient number, since it is larger than the sum of its proper divisors (449958076011).

612902961045 is a wasteful number, since it uses less digits than its factorization.

612902961045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6357761 (or 6357758 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 612902961045 in words is "six hundred twelve billion, nine hundred two million, nine hundred sixty-one thousand, forty-five".